Home / 922,517.12-1,382,764.80-360,934.40

Finding the Fourth Proportional to 922,517.12, 1,382,764.80 and 360,934.40

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Solution

The fourth proportional to 922,517.12, 1,382,764.80 and 360,934.40 is: 541,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,517.12 : 1,382,764.80 = 360,934.40 : x
  2. Step 2: Convert to fraction form
    922,517.12/1,382,764.80 = 360,934.40/x
  3. Step 3: Cross multiply
    922,517.12x = 1,382,764.80 × 360,934.40
  4. Step 4: Simplify right side
    922,517.12x = 499,087,383,429.12
  5. Step 5: Solve for x
    x = 499,087,383,429.12/922,517.12
  6. Step 6: Final answer
    x = 541,006.09

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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.