Home / 446,276.28-615,865.26-245,073.72

Finding the Fourth Proportional to 446,276.28, 615,865.26 and 245,073.72

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Solution

The fourth proportional to 446,276.28, 615,865.26 and 245,073.72 is: 338,203.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,276.28 : 615,865.26 = 245,073.72 : x
  2. Step 2: Convert to fraction form
    446,276.28/615,865.26 = 245,073.72/x
  3. Step 3: Cross multiply
    446,276.28x = 615,865.26 × 245,073.72
  4. Step 4: Simplify right side
    446,276.28x = 150,932,390,286.97
  5. Step 5: Solve for x
    x = 150,932,390,286.97/446,276.28
  6. Step 6: Final answer
    x = 338,203.93

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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.