Home / 891,796.50-1,337,834.07-292,621.41

Finding the Fourth Proportional to 891,796.50, 1,337,834.07 and 292,621.41

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Solution

The fourth proportional to 891,796.50, 1,337,834.07 and 292,621.41 is: 438,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,796.50 : 1,337,834.07 = 292,621.41 : x
  2. Step 2: Convert to fraction form
    891,796.50/1,337,834.07 = 292,621.41/x
  3. Step 3: Cross multiply
    891,796.50x = 1,337,834.07 × 292,621.41
  4. Step 4: Simplify right side
    891,796.50x = 391,478,891,909.44
  5. Step 5: Solve for x
    x = 391,478,891,909.44/891,796.50
  6. Step 6: Final answer
    x = 438,977.83

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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.