Home / 888,451.47-1,332,676.17-289,411.66

Finding the Fourth Proportional to 888,451.47, 1,332,676.17 and 289,411.66

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Solution

The fourth proportional to 888,451.47, 1,332,676.17 and 289,411.66 is: 434,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,451.47 : 1,332,676.17 = 289,411.66 : x
  2. Step 2: Convert to fraction form
    888,451.47/1,332,676.17 = 289,411.66/x
  3. Step 3: Cross multiply
    888,451.47x = 1,332,676.17 × 289,411.66
  4. Step 4: Simplify right side
    888,451.47x = 385,692,022,602.14
  5. Step 5: Solve for x
    x = 385,692,022,602.14/888,451.47
  6. Step 6: Final answer
    x = 434,117.15

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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.