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Finding the Fourth Proportional to 656,201.10, 984,301.65 and 656,201.10

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Solution

The fourth proportional to 656,201.10, 984,301.65 and 656,201.10 is: 984,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,201.10 : 984,301.65 = 656,201.10 : x
  2. Step 2: Convert to fraction form
    656,201.10/984,301.65 = 656,201.10/x
  3. Step 3: Cross multiply
    656,201.10x = 984,301.65 × 656,201.10
  4. Step 4: Simplify right side
    656,201.10x = 645,899,825,461.82
  5. Step 5: Solve for x
    x = 645,899,825,461.82/656,201.10
  6. Step 6: Final answer
    x = 984,301.65

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Double scale
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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.