Home / 448,539.39-672,694.47-132,922.62

Finding the Fourth Proportional to 448,539.39, 672,694.47 and 132,922.62

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Solution

The fourth proportional to 448,539.39, 672,694.47 and 132,922.62 is: 199,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,539.39 : 672,694.47 = 132,922.62 : x
  2. Step 2: Convert to fraction form
    448,539.39/672,694.47 = 132,922.62/x
  3. Step 3: Cross multiply
    448,539.39x = 672,694.47 × 132,922.62
  4. Step 4: Simplify right side
    448,539.39x = 89,416,311,411.91
  5. Step 5: Solve for x
    x = 89,416,311,411.91/448,539.39
  6. Step 6: Final answer
    x = 199,349.96

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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.