Home / 966,143.28-1,447,007.70-461,058.96

Finding the Fourth Proportional to 966,143.28, 1,447,007.70 and 461,058.96

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Solution

The fourth proportional to 966,143.28, 1,447,007.70 and 461,058.96 is: 690,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,143.28 : 1,447,007.70 = 461,058.96 : x
  2. Step 2: Convert to fraction form
    966,143.28/1,447,007.70 = 461,058.96/x
  3. Step 3: Cross multiply
    966,143.28x = 1,447,007.70 × 461,058.96
  4. Step 4: Simplify right side
    966,143.28x = 667,155,865,273.99
  5. Step 5: Solve for x
    x = 667,155,865,273.99/966,143.28
  6. Step 6: Final answer
    x = 690,535.12

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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.