Home / 502,939.67-694,042.90-276,585.17

Finding the Fourth Proportional to 502,939.67, 694,042.90 and 276,585.17

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Solution

The fourth proportional to 502,939.67, 694,042.90 and 276,585.17 is: 381,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,939.67 : 694,042.90 = 276,585.17 : x
  2. Step 2: Convert to fraction form
    502,939.67/694,042.90 = 276,585.17/x
  3. Step 3: Cross multiply
    502,939.67x = 694,042.90 × 276,585.17
  4. Step 4: Simplify right side
    502,939.67x = 191,961,969,322.12
  5. Step 5: Solve for x
    x = 191,961,969,322.12/502,939.67
  6. Step 6: Final answer
    x = 381,679.92

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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.