Home / 828,717.46-1,243,076.18-548,169.10

Finding the Fourth Proportional to 828,717.46, 1,243,076.18 and 548,169.10

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Solution

The fourth proportional to 828,717.46, 1,243,076.18 and 548,169.10 is: 822,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,717.46 : 1,243,076.18 = 548,169.10 : x
  2. Step 2: Convert to fraction form
    828,717.46/1,243,076.18 = 548,169.10/x
  3. Step 3: Cross multiply
    828,717.46x = 1,243,076.18 × 548,169.10
  4. Step 4: Simplify right side
    828,717.46x = 681,415,950,822.04
  5. Step 5: Solve for x
    x = 681,415,950,822.04/828,717.46
  6. Step 6: Final answer
    x = 822,253.64

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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.