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Finding the Fourth Proportional to 888,002.40, 1,332,176.40 and 382,562.40

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Solution

The fourth proportional to 888,002.40, 1,332,176.40 and 382,562.40 is: 573,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,002.40 : 1,332,176.40 = 382,562.40 : x
  2. Step 2: Convert to fraction form
    888,002.40/1,332,176.40 = 382,562.40/x
  3. Step 3: Cross multiply
    888,002.40x = 1,332,176.40 × 382,562.40
  4. Step 4: Simplify right side
    888,002.40x = 509,640,600,807.36
  5. Step 5: Solve for x
    x = 509,640,600,807.36/888,002.40
  6. Step 6: Final answer
    x = 573,918.04

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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.