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Finding the Fourth Proportional to 922,891.70, 1,384,337.55 and 566,750.90

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Solution

The fourth proportional to 922,891.70, 1,384,337.55 and 566,750.90 is: 850,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,891.70 : 1,384,337.55 = 566,750.90 : x
  2. Step 2: Convert to fraction form
    922,891.70/1,384,337.55 = 566,750.90/x
  3. Step 3: Cross multiply
    922,891.70x = 1,384,337.55 × 566,750.90
  4. Step 4: Simplify right side
    922,891.70x = 784,574,552,366.30
  5. Step 5: Solve for x
    x = 784,574,552,366.30/922,891.70
  6. Step 6: Final answer
    x = 850,126.35

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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.