Home / 504,867.12-757,278.72-125,789.52

Finding the Fourth Proportional to 504,867.12, 757,278.72 and 125,789.52

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Solution

The fourth proportional to 504,867.12, 757,278.72 and 125,789.52 is: 188,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,867.12 : 757,278.72 = 125,789.52 : x
  2. Step 2: Convert to fraction form
    504,867.12/757,278.72 = 125,789.52/x
  3. Step 3: Cross multiply
    504,867.12x = 757,278.72 × 125,789.52
  4. Step 4: Simplify right side
    504,867.12x = 95,257,726,695.01
  5. Step 5: Solve for x
    x = 95,257,726,695.01/504,867.12
  6. Step 6: Final answer
    x = 188,678.81

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1.5x scale

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.