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Finding the Fourth Proportional to 476,861.02, 658,650.39 and 356,535.93

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Solution

The fourth proportional to 476,861.02, 658,650.39 and 356,535.93 is: 492,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,861.02 : 658,650.39 = 356,535.93 : x
  2. Step 2: Convert to fraction form
    476,861.02/658,650.39 = 356,535.93/x
  3. Step 3: Cross multiply
    476,861.02x = 658,650.39 × 356,535.93
  4. Step 4: Simplify right side
    476,861.02x = 234,832,524,267.58
  5. Step 5: Solve for x
    x = 234,832,524,267.58/476,861.02
  6. Step 6: Final answer
    x = 492,454.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.