Home / 828,715.46-1,243,073.18-548,167.10

Finding the Fourth Proportional to 828,715.46, 1,243,073.18 and 548,167.10

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Solution

The fourth proportional to 828,715.46, 1,243,073.18 and 548,167.10 is: 822,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,715.46 : 1,243,073.18 = 548,167.10 : x
  2. Step 2: Convert to fraction form
    828,715.46/1,243,073.18 = 548,167.10/x
  3. Step 3: Cross multiply
    828,715.46x = 1,243,073.18 × 548,167.10
  4. Step 4: Simplify right side
    828,715.46x = 681,411,815,323.43
  5. Step 5: Solve for x
    x = 681,411,815,323.43/828,715.46
  6. Step 6: Final answer
    x = 822,250.64

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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.