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Finding the Fourth Proportional to 453,777.32, 681,086.99 and 229,295.39

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Solution

The fourth proportional to 453,777.32, 681,086.99 and 229,295.39 is: 344,155.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,777.32 : 681,086.99 = 229,295.39 : x
  2. Step 2: Convert to fraction form
    453,777.32/681,086.99 = 229,295.39/x
  3. Step 3: Cross multiply
    453,777.32x = 681,086.99 × 229,295.39
  4. Step 4: Simplify right side
    453,777.32x = 156,170,106,995.98
  5. Step 5: Solve for x
    x = 156,170,106,995.98/453,777.32
  6. Step 6: Final answer
    x = 344,155.82

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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.