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Finding the Fourth Proportional to 532,104.72, 733,706.28 and 435,008.40

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Solution

The fourth proportional to 532,104.72, 733,706.28 and 435,008.40 is: 599,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,104.72 : 733,706.28 = 435,008.40 : x
  2. Step 2: Convert to fraction form
    532,104.72/733,706.28 = 435,008.40/x
  3. Step 3: Cross multiply
    532,104.72x = 733,706.28 × 435,008.40
  4. Step 4: Simplify right side
    532,104.72x = 319,168,394,932.75
  5. Step 5: Solve for x
    x = 319,168,394,932.75/532,104.72
  6. Step 6: Final answer
    x = 599,822.52

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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.