Home / 454,719.44-627,485.64-250,760.72

Finding the Fourth Proportional to 454,719.44, 627,485.64 and 250,760.72

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Solution

The fourth proportional to 454,719.44, 627,485.64 and 250,760.72 is: 346,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,719.44 : 627,485.64 = 250,760.72 : x
  2. Step 2: Convert to fraction form
    454,719.44/627,485.64 = 250,760.72/x
  3. Step 3: Cross multiply
    454,719.44x = 627,485.64 × 250,760.72
  4. Step 4: Simplify right side
    454,719.44x = 157,348,750,876.06
  5. Step 5: Solve for x
    x = 157,348,750,876.06/454,719.44
  6. Step 6: Final answer
    x = 346,034.80

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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.