Home / 730,058.40-1,007,469.90-407,773.18

Finding the Fourth Proportional to 730,058.40, 1,007,469.90 and 407,773.18

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Solution

The fourth proportional to 730,058.40, 1,007,469.90 and 407,773.18 is: 562,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,058.40 : 1,007,469.90 = 407,773.18 : x
  2. Step 2: Convert to fraction form
    730,058.40/1,007,469.90 = 407,773.18/x
  3. Step 3: Cross multiply
    730,058.40x = 1,007,469.90 × 407,773.18
  4. Step 4: Simplify right side
    730,058.40x = 410,819,204,877.28
  5. Step 5: Solve for x
    x = 410,819,204,877.28/730,058.40
  6. Step 6: Final answer
    x = 562,721.02

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Double scale
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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.