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Finding the Fourth Proportional to 502,227.54, 692,767.08 and 298,139.94

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Solution

The fourth proportional to 502,227.54, 692,767.08 and 298,139.94 is: 411,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,227.54 : 692,767.08 = 298,139.94 : x
  2. Step 2: Convert to fraction form
    502,227.54/692,767.08 = 298,139.94/x
  3. Step 3: Cross multiply
    502,227.54x = 692,767.08 × 298,139.94
  4. Step 4: Simplify right side
    502,227.54x = 206,541,535,665.18
  5. Step 5: Solve for x
    x = 206,541,535,665.18/502,227.54
  6. Step 6: Final answer
    x = 411,250.92

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1.5x scale

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.