Home / 748,900.40-1,123,350.60-562,276.40

Finding the Fourth Proportional to 748,900.40, 1,123,350.60 and 562,276.40

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Solution

The fourth proportional to 748,900.40, 1,123,350.60 and 562,276.40 is: 843,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,900.40 : 1,123,350.60 = 562,276.40 : x
  2. Step 2: Convert to fraction form
    748,900.40/1,123,350.60 = 562,276.40/x
  3. Step 3: Cross multiply
    748,900.40x = 1,123,350.60 × 562,276.40
  4. Step 4: Simplify right side
    748,900.40x = 631,633,531,305.84
  5. Step 5: Solve for x
    x = 631,633,531,305.84/748,900.40
  6. Step 6: Final answer
    x = 843,414.60

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Half scale
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Double scale
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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.