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Finding the Fourth Proportional to 536,104.79, 803,921.00 and 251,876.12

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Solution

The fourth proportional to 536,104.79, 803,921.00 and 251,876.12 is: 377,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,104.79 : 803,921.00 = 251,876.12 : x
  2. Step 2: Convert to fraction form
    536,104.79/803,921.00 = 251,876.12/x
  3. Step 3: Cross multiply
    536,104.79x = 803,921.00 × 251,876.12
  4. Step 4: Simplify right side
    536,104.79x = 202,488,503,016.94
  5. Step 5: Solve for x
    x = 202,488,503,016.94/536,104.79
  6. Step 6: Final answer
    x = 377,703.22

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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.