Home / 690,843.20-1,036,264.80-241,414.70

Finding the Fourth Proportional to 690,843.20, 1,036,264.80 and 241,414.70

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Solution

The fourth proportional to 690,843.20, 1,036,264.80 and 241,414.70 is: 362,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,843.20 : 1,036,264.80 = 241,414.70 : x
  2. Step 2: Convert to fraction form
    690,843.20/1,036,264.80 = 241,414.70/x
  3. Step 3: Cross multiply
    690,843.20x = 1,036,264.80 × 241,414.70
  4. Step 4: Simplify right side
    690,843.20x = 250,169,555,812.56
  5. Step 5: Solve for x
    x = 250,169,555,812.56/690,843.20
  6. Step 6: Final answer
    x = 362,122.05

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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.