Home / 970,721.88-1,456,086.24-296,800.56

Finding the Fourth Proportional to 970,721.88, 1,456,086.24 and 296,800.56

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Solution

The fourth proportional to 970,721.88, 1,456,086.24 and 296,800.56 is: 445,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,721.88 : 1,456,086.24 = 296,800.56 : x
  2. Step 2: Convert to fraction form
    970,721.88/1,456,086.24 = 296,800.56/x
  3. Step 3: Cross multiply
    970,721.88x = 1,456,086.24 × 296,800.56
  4. Step 4: Simplify right side
    970,721.88x = 432,167,211,440.29
  5. Step 5: Solve for x
    x = 432,167,211,440.29/970,721.88
  6. Step 6: Final answer
    x = 445,201.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.