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Finding the Fourth Proportional to 351,248.26, 526,872.41 and 85,008.82

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Solution

The fourth proportional to 351,248.26, 526,872.41 and 85,008.82 is: 127,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,248.26 : 526,872.41 = 85,008.82 : x
  2. Step 2: Convert to fraction form
    351,248.26/526,872.41 = 85,008.82/x
  3. Step 3: Cross multiply
    351,248.26x = 526,872.41 × 85,008.82
  4. Step 4: Simplify right side
    351,248.26x = 44,788,801,864.66
  5. Step 5: Solve for x
    x = 44,788,801,864.66/351,248.26
  6. Step 6: Final answer
    x = 127,513.23

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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.