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Finding the Fourth Proportional to 536,280.85, 804,529.28 and 157,200.85

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Solution

The fourth proportional to 536,280.85, 804,529.28 and 157,200.85 is: 235,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,280.85 : 804,529.28 = 157,200.85 : x
  2. Step 2: Convert to fraction form
    536,280.85/804,529.28 = 157,200.85/x
  3. Step 3: Cross multiply
    536,280.85x = 804,529.28 × 157,200.85
  4. Step 4: Simplify right side
    536,280.85x = 126,472,685,879.88
  5. Step 5: Solve for x
    x = 126,472,685,879.88/536,280.85
  6. Step 6: Final answer
    x = 235,832.93

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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.