Home / 925,934.24-1,389,034.42-286,287.87

Finding the Fourth Proportional to 925,934.24, 1,389,034.42 and 286,287.87

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Solution

The fourth proportional to 925,934.24, 1,389,034.42 and 286,287.87 is: 429,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,934.24 : 1,389,034.42 = 286,287.87 : x
  2. Step 2: Convert to fraction form
    925,934.24/1,389,034.42 = 286,287.87/x
  3. Step 3: Cross multiply
    925,934.24x = 1,389,034.42 × 286,287.87
  4. Step 4: Simplify right side
    925,934.24x = 397,663,703,748.70
  5. Step 5: Solve for x
    x = 397,663,703,748.70/925,934.24
  6. Step 6: Final answer
    x = 429,472.95

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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.