Home / 620,522.28-929,922.27-282,737.43

Finding the Fourth Proportional to 620,522.28, 929,922.27 and 282,737.43

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Solution

The fourth proportional to 620,522.28, 929,922.27 and 282,737.43 is: 423,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,522.28 : 929,922.27 = 282,737.43 : x
  2. Step 2: Convert to fraction form
    620,522.28/929,922.27 = 282,737.43/x
  3. Step 3: Cross multiply
    620,522.28x = 929,922.27 × 282,737.43
  4. Step 4: Simplify right side
    620,522.28x = 262,923,832,719.57
  5. Step 5: Solve for x
    x = 262,923,832,719.57/620,522.28
  6. Step 6: Final answer
    x = 423,713.77

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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.