Home / 437,558.11-656,185.35-153,242.38

Finding the Fourth Proportional to 437,558.11, 656,185.35 and 153,242.38

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Solution

The fourth proportional to 437,558.11, 656,185.35 and 153,242.38 is: 229,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,558.11 : 656,185.35 = 153,242.38 : x
  2. Step 2: Convert to fraction form
    437,558.11/656,185.35 = 153,242.38/x
  3. Step 3: Cross multiply
    437,558.11x = 656,185.35 × 153,242.38
  4. Step 4: Simplify right side
    437,558.11x = 100,555,406,150.02
  5. Step 5: Solve for x
    x = 100,555,406,150.02/437,558.11
  6. Step 6: Final answer
    x = 229,810.41

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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.