Home / 888,000.90-1,332,001.35-533,415.30

Finding the Fourth Proportional to 888,000.90, 1,332,001.35 and 533,415.30

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Solution

The fourth proportional to 888,000.90, 1,332,001.35 and 533,415.30 is: 800,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,000.90 : 1,332,001.35 = 533,415.30 : x
  2. Step 2: Convert to fraction form
    888,000.90/1,332,001.35 = 533,415.30/x
  3. Step 3: Cross multiply
    888,000.90x = 1,332,001.35 × 533,415.30
  4. Step 4: Simplify right side
    888,000.90x = 710,509,899,710.66
  5. Step 5: Solve for x
    x = 710,509,899,710.66/888,000.90
  6. Step 6: Final answer
    x = 800,122.95

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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.