Home / 475,512.45-656,274.30-294,282.73

Finding the Fourth Proportional to 475,512.45, 656,274.30 and 294,282.73

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Solution

The fourth proportional to 475,512.45, 656,274.30 and 294,282.73 is: 406,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,512.45 : 656,274.30 = 294,282.73 : x
  2. Step 2: Convert to fraction form
    475,512.45/656,274.30 = 294,282.73/x
  3. Step 3: Cross multiply
    475,512.45x = 656,274.30 × 294,282.73
  4. Step 4: Simplify right side
    475,512.45x = 193,130,192,632.84
  5. Step 5: Solve for x
    x = 193,130,192,632.84/475,512.45
  6. Step 6: Final answer
    x = 406,151.71

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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.