Home / 318,216.33-439,013.28-182,176.95

Finding the Fourth Proportional to 318,216.33, 439,013.28 and 182,176.95

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Solution

The fourth proportional to 318,216.33, 439,013.28 and 182,176.95 is: 251,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,216.33 : 439,013.28 = 182,176.95 : x
  2. Step 2: Convert to fraction form
    318,216.33/439,013.28 = 182,176.95/x
  3. Step 3: Cross multiply
    318,216.33x = 439,013.28 × 182,176.95
  4. Step 4: Simplify right side
    318,216.33x = 79,978,100,359.90
  5. Step 5: Solve for x
    x = 79,978,100,359.90/318,216.33
  6. Step 6: Final answer
    x = 251,332.48

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1.5x scale

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.