Home / 496,931.25-685,765.13-270,576.75

Finding the Fourth Proportional to 496,931.25, 685,765.13 and 270,576.75

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Solution

The fourth proportional to 496,931.25, 685,765.13 and 270,576.75 is: 373,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,931.25 : 685,765.13 = 270,576.75 : x
  2. Step 2: Convert to fraction form
    496,931.25/685,765.13 = 270,576.75/x
  3. Step 3: Cross multiply
    496,931.25x = 685,765.13 × 270,576.75
  4. Step 4: Simplify right side
    496,931.25x = 185,552,100,138.73
  5. Step 5: Solve for x
    x = 185,552,100,138.73/496,931.25
  6. Step 6: Final answer
    x = 373,395.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.