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Finding the Fourth Proportional to 536,499.33, 804,873.63 and 157,404.75

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Solution

The fourth proportional to 536,499.33, 804,873.63 and 157,404.75 is: 236,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,499.33 : 804,873.63 = 157,404.75 : x
  2. Step 2: Convert to fraction form
    536,499.33/804,873.63 = 157,404.75/x
  3. Step 3: Cross multiply
    536,499.33x = 804,873.63 × 157,404.75
  4. Step 4: Simplify right side
    536,499.33x = 126,690,932,511.74
  5. Step 5: Solve for x
    x = 126,690,932,511.74/536,499.33
  6. Step 6: Final answer
    x = 236,143.69

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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.