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Finding the Fourth Proportional to 502,594.50, 693,585.78 and 273,151.80

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Solution

The fourth proportional to 502,594.50, 693,585.78 and 273,151.80 is: 376,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,594.50 : 693,585.78 = 273,151.80 : x
  2. Step 2: Convert to fraction form
    502,594.50/693,585.78 = 273,151.80/x
  3. Step 3: Cross multiply
    502,594.50x = 693,585.78 × 273,151.80
  4. Step 4: Simplify right side
    502,594.50x = 189,454,204,261.40
  5. Step 5: Solve for x
    x = 189,454,204,261.40/502,594.50
  6. Step 6: Final answer
    x = 376,952.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.