Home / 334,916.98-502,380.20-98,264.55

Finding the Fourth Proportional to 334,916.98, 502,380.20 and 98,264.55

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Solution

The fourth proportional to 334,916.98, 502,380.20 and 98,264.55 is: 147,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,916.98 : 502,380.20 = 98,264.55 : x
  2. Step 2: Convert to fraction form
    334,916.98/502,380.20 = 98,264.55/x
  3. Step 3: Cross multiply
    334,916.98x = 502,380.20 × 98,264.55
  4. Step 4: Simplify right side
    334,916.98x = 49,366,161,278.69
  5. Step 5: Solve for x
    x = 49,366,161,278.69/334,916.98
  6. Step 6: Final answer
    x = 147,398.20

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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.