Home / 732,551.40-1,098,827.10-378,257.40

Finding the Fourth Proportional to 732,551.40, 1,098,827.10 and 378,257.40

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Solution

The fourth proportional to 732,551.40, 1,098,827.10 and 378,257.40 is: 567,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,551.40 : 1,098,827.10 = 378,257.40 : x
  2. Step 2: Convert to fraction form
    732,551.40/1,098,827.10 = 378,257.40/x
  3. Step 3: Cross multiply
    732,551.40x = 1,098,827.10 × 378,257.40
  4. Step 4: Simplify right side
    732,551.40x = 415,639,481,895.54
  5. Step 5: Solve for x
    x = 415,639,481,895.54/732,551.40
  6. Step 6: Final answer
    x = 567,386.10

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Half scale
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Double scale
Find fourth proportional to 732,552.40, 1,098,828.60 and 378,258.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.