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Finding the Fourth Proportional to 334,999.90, 502,391.82 and 110,306.91

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Solution

The fourth proportional to 334,999.90, 502,391.82 and 110,306.91 is: 165,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,999.90 : 502,391.82 = 110,306.91 : x
  2. Step 2: Convert to fraction form
    334,999.90/502,391.82 = 110,306.91/x
  3. Step 3: Cross multiply
    334,999.90x = 502,391.82 × 110,306.91
  4. Step 4: Simplify right side
    334,999.90x = 55,417,289,273.48
  5. Step 5: Solve for x
    x = 55,417,289,273.48/334,999.90
  6. Step 6: Final answer
    x = 165,424.79

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1.5x scale

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.