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Finding the Fourth Proportional to 334,920.30, 502,963.65 and 177,456.30

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Solution

The fourth proportional to 334,920.30, 502,963.65 and 177,456.30 is: 266,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,920.30 : 502,963.65 = 177,456.30 : x
  2. Step 2: Convert to fraction form
    334,920.30/502,963.65 = 177,456.30/x
  3. Step 3: Cross multiply
    334,920.30x = 502,963.65 × 177,456.30
  4. Step 4: Simplify right side
    334,920.30x = 89,254,068,363.50
  5. Step 5: Solve for x
    x = 89,254,068,363.50/334,920.30
  6. Step 6: Final answer
    x = 266,493.46

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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.