Home / 548,612.10-822,918.15-268,676.10

Finding the Fourth Proportional to 548,612.10, 822,918.15 and 268,676.10

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Solution

The fourth proportional to 548,612.10, 822,918.15 and 268,676.10 is: 403,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,612.10 : 822,918.15 = 268,676.10 : x
  2. Step 2: Convert to fraction form
    548,612.10/822,918.15 = 268,676.10/x
  3. Step 3: Cross multiply
    548,612.10x = 822,918.15 × 268,676.10
  4. Step 4: Simplify right side
    548,612.10x = 221,098,439,161.22
  5. Step 5: Solve for x
    x = 221,098,439,161.22/548,612.10
  6. Step 6: Final answer
    x = 403,014.15

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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.