Home / 306,275.73-422,598.27-178,926.72

Finding the Fourth Proportional to 306,275.73, 422,598.27 and 178,926.72

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Solution

The fourth proportional to 306,275.73, 422,598.27 and 178,926.72 is: 246,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,275.73 : 422,598.27 = 178,926.72 : x
  2. Step 2: Convert to fraction form
    306,275.73/422,598.27 = 178,926.72/x
  3. Step 3: Cross multiply
    306,275.73x = 422,598.27 × 178,926.72
  4. Step 4: Simplify right side
    306,275.73x = 75,614,122,328.77
  5. Step 5: Solve for x
    x = 75,614,122,328.77/306,275.73
  6. Step 6: Final answer
    x = 246,882.51

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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.