Home / 452,941.92-679,517.73-133,098.66

Finding the Fourth Proportional to 452,941.92, 679,517.73 and 133,098.66

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Solution

The fourth proportional to 452,941.92, 679,517.73 and 133,098.66 is: 199,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,941.92 : 679,517.73 = 133,098.66 : x
  2. Step 2: Convert to fraction form
    452,941.92/679,517.73 = 133,098.66/x
  3. Step 3: Cross multiply
    452,941.92x = 679,517.73 × 133,098.66
  4. Step 4: Simplify right side
    452,941.92x = 90,442,899,309.24
  5. Step 5: Solve for x
    x = 90,442,899,309.24/452,941.92
  6. Step 6: Final answer
    x = 199,678.80

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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.