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Finding the Fourth Proportional to 335,823.71, 503,207.91 and 234,521.87

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Solution

The fourth proportional to 335,823.71, 503,207.91 and 234,521.87 is: 351,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,823.71 : 503,207.91 = 234,521.87 : x
  2. Step 2: Convert to fraction form
    335,823.71/503,207.91 = 234,521.87/x
  3. Step 3: Cross multiply
    335,823.71x = 503,207.91 × 234,521.87
  4. Step 4: Simplify right side
    335,823.71x = 118,013,257,535.95
  5. Step 5: Solve for x
    x = 118,013,257,535.95/335,823.71
  6. Step 6: Final answer
    x = 351,414.32

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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.