Home / 955,948.91-1,434,139.38-316,251.14

Finding the Fourth Proportional to 955,948.91, 1,434,139.38 and 316,251.14

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Solution

The fourth proportional to 955,948.91, 1,434,139.38 and 316,251.14 is: 474,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,948.91 : 1,434,139.38 = 316,251.14 : x
  2. Step 2: Convert to fraction form
    955,948.91/1,434,139.38 = 316,251.14/x
  3. Step 3: Cross multiply
    955,948.91x = 1,434,139.38 × 316,251.14
  4. Step 4: Simplify right side
    955,948.91x = 453,548,206,673.20
  5. Step 5: Solve for x
    x = 453,548,206,673.20/955,948.91
  6. Step 6: Final answer
    x = 474,448.17

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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.