Home / 547,917.80-822,030.30-267,444.20

Finding the Fourth Proportional to 547,917.80, 822,030.30 and 267,444.20

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Solution

The fourth proportional to 547,917.80, 822,030.30 and 267,444.20 is: 401,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,917.80 : 822,030.30 = 267,444.20 : x
  2. Step 2: Convert to fraction form
    547,917.80/822,030.30 = 267,444.20/x
  3. Step 3: Cross multiply
    547,917.80x = 822,030.30 × 267,444.20
  4. Step 4: Simplify right side
    547,917.80x = 219,847,235,959.26
  5. Step 5: Solve for x
    x = 219,847,235,959.26/547,917.80
  6. Step 6: Final answer
    x = 401,241.27

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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.