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Finding the Fourth Proportional to 469,937.90, 704,934.02 and 132,950.33

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Solution

The fourth proportional to 469,937.90, 704,934.02 and 132,950.33 is: 199,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,937.90 : 704,934.02 = 132,950.33 : x
  2. Step 2: Convert to fraction form
    469,937.90/704,934.02 = 132,950.33/x
  3. Step 3: Cross multiply
    469,937.90x = 704,934.02 × 132,950.33
  4. Step 4: Simplify right side
    469,937.90x = 93,721,206,397.80
  5. Step 5: Solve for x
    x = 93,721,206,397.80/469,937.90
  6. Step 6: Final answer
    x = 199,433.17

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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.