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Finding the Fourth Proportional to 531,710.84, 797,562.15 and 132,348.90

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Solution

The fourth proportional to 531,710.84, 797,562.15 and 132,348.90 is: 198,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,710.84 : 797,562.15 = 132,348.90 : x
  2. Step 2: Convert to fraction form
    531,710.84/797,562.15 = 132,348.90/x
  3. Step 3: Cross multiply
    531,710.84x = 797,562.15 × 132,348.90
  4. Step 4: Simplify right side
    531,710.84x = 105,556,473,234.14
  5. Step 5: Solve for x
    x = 105,556,473,234.14/531,710.84
  6. Step 6: Final answer
    x = 198,522.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.