Home / 756,110.40-1,134,273.60-223,562.40

Finding the Fourth Proportional to 756,110.40, 1,134,273.60 and 223,562.40

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Solution

The fourth proportional to 756,110.40, 1,134,273.60 and 223,562.40 is: 335,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,110.40 : 1,134,273.60 = 223,562.40 : x
  2. Step 2: Convert to fraction form
    756,110.40/1,134,273.60 = 223,562.40/x
  3. Step 3: Cross multiply
    756,110.40x = 1,134,273.60 × 223,562.40
  4. Step 4: Simplify right side
    756,110.40x = 253,580,928,272.64
  5. Step 5: Solve for x
    x = 253,580,928,272.64/756,110.40
  6. Step 6: Final answer
    x = 335,375.53

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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.