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Finding the Fourth Proportional to 557,910.92, 836,551.38 and 510,302.66

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Solution

The fourth proportional to 557,910.92, 836,551.38 and 510,302.66 is: 765,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,910.92 : 836,551.38 = 510,302.66 : x
  2. Step 2: Convert to fraction form
    557,910.92/836,551.38 = 510,302.66/x
  3. Step 3: Cross multiply
    557,910.92x = 836,551.38 × 510,302.66
  4. Step 4: Simplify right side
    557,910.92x = 426,894,395,308.62
  5. Step 5: Solve for x
    x = 426,894,395,308.62/557,910.92
  6. Step 6: Final answer
    x = 765,165.88

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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.