Home / 756,036.72-1,134,276.48-223,571.52

Finding the Fourth Proportional to 756,036.72, 1,134,276.48 and 223,571.52

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Solution

The fourth proportional to 756,036.72, 1,134,276.48 and 223,571.52 is: 335,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,036.72 : 1,134,276.48 = 223,571.52 : x
  2. Step 2: Convert to fraction form
    756,036.72/1,134,276.48 = 223,571.52/x
  3. Step 3: Cross multiply
    756,036.72x = 1,134,276.48 × 223,571.52
  4. Step 4: Simplify right side
    756,036.72x = 253,591,916,733.85
  5. Step 5: Solve for x
    x = 253,591,916,733.85/756,036.72
  6. Step 6: Final answer
    x = 335,422.75

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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.