Home / 457,286.24-631,059.44-253,341.50

Finding the Fourth Proportional to 457,286.24, 631,059.44 and 253,341.50

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Solution

The fourth proportional to 457,286.24, 631,059.44 and 253,341.50 is: 349,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,286.24 : 631,059.44 = 253,341.50 : x
  2. Step 2: Convert to fraction form
    457,286.24/631,059.44 = 253,341.50/x
  3. Step 3: Cross multiply
    457,286.24x = 631,059.44 × 253,341.50
  4. Step 4: Simplify right side
    457,286.24x = 159,873,540,696.76
  5. Step 5: Solve for x
    x = 159,873,540,696.76/457,286.24
  6. Step 6: Final answer
    x = 349,613.71

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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.