Home / 523,811.43-785,717.10-149,834.43

Finding the Fourth Proportional to 523,811.43, 785,717.10 and 149,834.43

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Solution

The fourth proportional to 523,811.43, 785,717.10 and 149,834.43 is: 224,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,811.43 : 785,717.10 = 149,834.43 : x
  2. Step 2: Convert to fraction form
    523,811.43/785,717.10 = 149,834.43/x
  3. Step 3: Cross multiply
    523,811.43x = 785,717.10 × 149,834.43
  4. Step 4: Simplify right side
    523,811.43x = 117,727,473,819.75
  5. Step 5: Solve for x
    x = 117,727,473,819.75/523,811.43
  6. Step 6: Final answer
    x = 224,751.63

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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.