Home / 437,559.11-656,186.85-153,243.38

Finding the Fourth Proportional to 437,559.11, 656,186.85 and 153,243.38

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Solution

The fourth proportional to 437,559.11, 656,186.85 and 153,243.38 is: 229,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,559.11 : 656,186.85 = 153,243.38 : x
  2. Step 2: Convert to fraction form
    437,559.11/656,186.85 = 153,243.38/x
  3. Step 3: Cross multiply
    437,559.11x = 656,186.85 × 153,243.38
  4. Step 4: Simplify right side
    437,559.11x = 100,556,290,805.55
  5. Step 5: Solve for x
    x = 100,556,290,805.55/437,559.11
  6. Step 6: Final answer
    x = 229,811.90

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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.