Home / 748,573.01-1,033,033.40-409,041.26

Finding the Fourth Proportional to 748,573.01, 1,033,033.40 and 409,041.26

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Solution

The fourth proportional to 748,573.01, 1,033,033.40 and 409,041.26 is: 564,478.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,573.01 : 1,033,033.40 = 409,041.26 : x
  2. Step 2: Convert to fraction form
    748,573.01/1,033,033.40 = 409,041.26/x
  3. Step 3: Cross multiply
    748,573.01x = 1,033,033.40 × 409,041.26
  4. Step 4: Simplify right side
    748,573.01x = 422,553,276,347.71
  5. Step 5: Solve for x
    x = 422,553,276,347.71/748,573.01
  6. Step 6: Final answer
    x = 564,478.38

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.