Home / 730,531.26-1,008,130.20-408,241.26

Finding the Fourth Proportional to 730,531.26, 1,008,130.20 and 408,241.26

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Solution

The fourth proportional to 730,531.26, 1,008,130.20 and 408,241.26 is: 563,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,531.26 : 1,008,130.20 = 408,241.26 : x
  2. Step 2: Convert to fraction form
    730,531.26/1,008,130.20 = 408,241.26/x
  3. Step 3: Cross multiply
    730,531.26x = 1,008,130.20 × 408,241.26
  4. Step 4: Simplify right side
    730,531.26x = 411,560,343,092.05
  5. Step 5: Solve for x
    x = 411,560,343,092.05/730,531.26
  6. Step 6: Final answer
    x = 563,371.30

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