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Finding the Fourth Proportional to 567,007.20, 850,510.80 and 327,530.70

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Solution

The fourth proportional to 567,007.20, 850,510.80 and 327,530.70 is: 491,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,007.20 : 850,510.80 = 327,530.70 : x
  2. Step 2: Convert to fraction form
    567,007.20/850,510.80 = 327,530.70/x
  3. Step 3: Cross multiply
    567,007.20x = 850,510.80 × 327,530.70
  4. Step 4: Simplify right side
    567,007.20x = 278,568,397,681.56
  5. Step 5: Solve for x
    x = 278,568,397,681.56/567,007.20
  6. Step 6: Final answer
    x = 491,296.05

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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.