Home / 442,922.88-664,342.20-176,612.16

Finding the Fourth Proportional to 442,922.88, 664,342.20 and 176,612.16

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Solution

The fourth proportional to 442,922.88, 664,342.20 and 176,612.16 is: 264,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,922.88 : 664,342.20 = 176,612.16 : x
  2. Step 2: Convert to fraction form
    442,922.88/664,342.20 = 176,612.16/x
  3. Step 3: Cross multiply
    442,922.88x = 664,342.20 × 176,612.16
  4. Step 4: Simplify right side
    442,922.88x = 117,330,910,921.15
  5. Step 5: Solve for x
    x = 117,330,910,921.15/442,922.88
  6. Step 6: Final answer
    x = 264,901.44

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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.