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Finding the Fourth Proportional to 461,472.76, 636,832.52 and 254,741.32

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Solution

The fourth proportional to 461,472.76, 636,832.52 and 254,741.32 is: 351,543.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,472.76 : 636,832.52 = 254,741.32 : x
  2. Step 2: Convert to fraction form
    461,472.76/636,832.52 = 254,741.32/x
  3. Step 3: Cross multiply
    461,472.76x = 636,832.52 × 254,741.32
  4. Step 4: Simplify right side
    461,472.76x = 162,227,556,763.73
  5. Step 5: Solve for x
    x = 162,227,556,763.73/461,472.76
  6. Step 6: Final answer
    x = 351,543.08

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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.