Home / 888,452.47-1,332,677.67-289,412.66

Finding the Fourth Proportional to 888,452.47, 1,332,677.67 and 289,412.66

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Solution

The fourth proportional to 888,452.47, 1,332,677.67 and 289,412.66 is: 434,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,452.47 : 1,332,677.67 = 289,412.66 : x
  2. Step 2: Convert to fraction form
    888,452.47/1,332,677.67 = 289,412.66/x
  3. Step 3: Cross multiply
    888,452.47x = 1,332,677.67 × 289,412.66
  4. Step 4: Simplify right side
    888,452.47x = 385,693,789,397.30
  5. Step 5: Solve for x
    x = 385,693,789,397.30/888,452.47
  6. Step 6: Final answer
    x = 434,118.65

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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.