Home / 891,555.52-1,337,666.22-359,227.60

Finding the Fourth Proportional to 891,555.52, 1,337,666.22 and 359,227.60

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Solution

The fourth proportional to 891,555.52, 1,337,666.22 and 359,227.60 is: 538,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,555.52 : 1,337,666.22 = 359,227.60 : x
  2. Step 2: Convert to fraction form
    891,555.52/1,337,666.22 = 359,227.60/x
  3. Step 3: Cross multiply
    891,555.52x = 1,337,666.22 × 359,227.60
  4. Step 4: Simplify right side
    891,555.52x = 480,526,625,811.67
  5. Step 5: Solve for x
    x = 480,526,625,811.67/891,555.52
  6. Step 6: Final answer
    x = 538,975.55

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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.