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Finding the Fourth Proportional to 334,959.16, 502,488.96 and 98,273.92

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Solution

The fourth proportional to 334,959.16, 502,488.96 and 98,273.92 is: 147,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,959.16 : 502,488.96 = 98,273.92 : x
  2. Step 2: Convert to fraction form
    334,959.16/502,488.96 = 98,273.92/x
  3. Step 3: Cross multiply
    334,959.16x = 502,488.96 × 98,273.92
  4. Step 4: Simplify right side
    334,959.16x = 49,381,559,855.92
  5. Step 5: Solve for x
    x = 49,381,559,855.92/334,959.16
  6. Step 6: Final answer
    x = 147,425.61

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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.