Home / 730,459.52-1,008,014.80-408,172.26

Finding the Fourth Proportional to 730,459.52, 1,008,014.80 and 408,172.26

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Solution

The fourth proportional to 730,459.52, 1,008,014.80 and 408,172.26 is: 563,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,459.52 : 1,008,014.80 = 408,172.26 : x
  2. Step 2: Convert to fraction form
    730,459.52/1,008,014.80 = 408,172.26/x
  3. Step 3: Cross multiply
    730,459.52x = 1,008,014.80 × 408,172.26
  4. Step 4: Simplify right side
    730,459.52x = 411,443,681,789.07
  5. Step 5: Solve for x
    x = 411,443,681,789.07/730,459.52
  6. Step 6: Final answer
    x = 563,266.92

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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.