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Finding the Fourth Proportional to 274,951.80, 412,427.70 and 180,473.40

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Solution

The fourth proportional to 274,951.80, 412,427.70 and 180,473.40 is: 270,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,951.80 : 412,427.70 = 180,473.40 : x
  2. Step 2: Convert to fraction form
    274,951.80/412,427.70 = 180,473.40/x
  3. Step 3: Cross multiply
    274,951.80x = 412,427.70 × 180,473.40
  4. Step 4: Simplify right side
    274,951.80x = 74,432,229,273.18
  5. Step 5: Solve for x
    x = 74,432,229,273.18/274,951.80
  6. Step 6: Final answer
    x = 270,710.10

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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.