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Finding the Fourth Proportional to 536,347.88, 804,497.20 and 157,253.32

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Solution

The fourth proportional to 536,347.88, 804,497.20 and 157,253.32 is: 235,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,347.88 : 804,497.20 = 157,253.32 : x
  2. Step 2: Convert to fraction form
    536,347.88/804,497.20 = 157,253.32/x
  3. Step 3: Cross multiply
    536,347.88x = 804,497.20 × 157,253.32
  4. Step 4: Simplify right side
    536,347.88x = 126,509,855,630.70
  5. Step 5: Solve for x
    x = 126,509,855,630.70/536,347.88
  6. Step 6: Final answer
    x = 235,872.76

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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.