Home / 888,000.90-1,332,001.35-867,005.70

Finding the Fourth Proportional to 888,000.90, 1,332,001.35 and 867,005.70

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Solution

The fourth proportional to 888,000.90, 1,332,001.35 and 867,005.70 is: 1,300,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,000.90 : 1,332,001.35 = 867,005.70 : x
  2. Step 2: Convert to fraction form
    888,000.90/1,332,001.35 = 867,005.70/x
  3. Step 3: Cross multiply
    888,000.90x = 1,332,001.35 × 867,005.70
  4. Step 4: Simplify right side
    888,000.90x = 1,154,852,762,857.70
  5. Step 5: Solve for x
    x = 1,154,852,762,857.70/888,000.90
  6. Step 6: Final answer
    x = 1,300,508.55

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Similar ratio
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1.5x scale

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.