Home / 547,955.80-822,087.30-267,482.20

Finding the Fourth Proportional to 547,955.80, 822,087.30 and 267,482.20

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Solution

The fourth proportional to 547,955.80, 822,087.30 and 267,482.20 is: 401,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,955.80 : 822,087.30 = 267,482.20 : x
  2. Step 2: Convert to fraction form
    547,955.80/822,087.30 = 267,482.20/x
  3. Step 3: Cross multiply
    547,955.80x = 822,087.30 × 267,482.20
  4. Step 4: Simplify right side
    547,955.80x = 219,893,719,596.06
  5. Step 5: Solve for x
    x = 219,893,719,596.06/547,955.80
  6. Step 6: Final answer
    x = 401,298.28

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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.