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Finding the Fourth Proportional to 461,354.64, 636,670.02 and 270,367.88

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Solution

The fourth proportional to 461,354.64, 636,670.02 and 270,367.88 is: 373,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,354.64 : 636,670.02 = 270,367.88 : x
  2. Step 2: Convert to fraction form
    461,354.64/636,670.02 = 270,367.88/x
  3. Step 3: Cross multiply
    461,354.64x = 636,670.02 × 270,367.88
  4. Step 4: Simplify right side
    461,354.64x = 172,135,121,397.49
  5. Step 5: Solve for x
    x = 172,135,121,397.49/461,354.64
  6. Step 6: Final answer
    x = 373,108.03

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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.