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Finding the Fourth Proportional to 477,366.32, 658,770.36 and 262,507.97

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Solution

The fourth proportional to 477,366.32, 658,770.36 and 262,507.97 is: 362,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,366.32 : 658,770.36 = 262,507.97 : x
  2. Step 2: Convert to fraction form
    477,366.32/658,770.36 = 262,507.97/x
  3. Step 3: Cross multiply
    477,366.32x = 658,770.36 × 262,507.97
  4. Step 4: Simplify right side
    477,366.32x = 172,932,469,899.77
  5. Step 5: Solve for x
    x = 172,932,469,899.77/477,366.32
  6. Step 6: Final answer
    x = 362,263.66

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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.