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Finding the Fourth Proportional to 888,476.35, 1,332,714.53 and 587,326.45

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Solution

The fourth proportional to 888,476.35, 1,332,714.53 and 587,326.45 is: 880,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,476.35 : 1,332,714.53 = 587,326.45 : x
  2. Step 2: Convert to fraction form
    888,476.35/1,332,714.53 = 587,326.45/x
  3. Step 3: Cross multiply
    888,476.35x = 1,332,714.53 × 587,326.45
  4. Step 4: Simplify right side
    888,476.35x = 782,738,490,831.69
  5. Step 5: Solve for x
    x = 782,738,490,831.69/888,476.35
  6. Step 6: Final answer
    x = 880,989.68

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Similar ratio
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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.