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Finding the Fourth Proportional to 591,192.80, 887,445.30 and 366,806.60

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Solution

The fourth proportional to 591,192.80, 887,445.30 and 366,806.60 is: 550,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,192.80 : 887,445.30 = 366,806.60 : x
  2. Step 2: Convert to fraction form
    591,192.80/887,445.30 = 366,806.60/x
  3. Step 3: Cross multiply
    591,192.80x = 887,445.30 × 366,806.60
  4. Step 4: Simplify right side
    591,192.80x = 325,520,793,178.98
  5. Step 5: Solve for x
    x = 325,520,793,178.98/591,192.80
  6. Step 6: Final answer
    x = 550,616.98

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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.