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Finding the Fourth Proportional to 349,732.69, 524,612.70 and 110,010.15

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Solution

The fourth proportional to 349,732.69, 524,612.70 and 110,010.15 is: 165,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,732.69 : 524,612.70 = 110,010.15 : x
  2. Step 2: Convert to fraction form
    349,732.69/524,612.70 = 110,010.15/x
  3. Step 3: Cross multiply
    349,732.69x = 524,612.70 × 110,010.15
  4. Step 4: Simplify right side
    349,732.69x = 57,712,721,818.91
  5. Step 5: Solve for x
    x = 57,712,721,818.91/349,732.69
  6. Step 6: Final answer
    x = 165,019.52

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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.