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Finding the Fourth Proportional to 737,065.92, 1,017,139.20 and 414,775.92

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Solution

The fourth proportional to 737,065.92, 1,017,139.20 and 414,775.92 is: 572,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,065.92 : 1,017,139.20 = 414,775.92 : x
  2. Step 2: Convert to fraction form
    737,065.92/1,017,139.20 = 414,775.92/x
  3. Step 3: Cross multiply
    737,065.92x = 1,017,139.20 × 414,775.92
  4. Step 4: Simplify right side
    737,065.92x = 421,884,847,448.06
  5. Step 5: Solve for x
    x = 421,884,847,448.06/737,065.92
  6. Step 6: Final answer
    x = 572,384.15

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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.