Home / 970,708.57-1,456,062.85-296,789.87

Finding the Fourth Proportional to 970,708.57, 1,456,062.85 and 296,789.87

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Solution

The fourth proportional to 970,708.57, 1,456,062.85 and 296,789.87 is: 445,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,708.57 : 1,456,062.85 = 296,789.87 : x
  2. Step 2: Convert to fraction form
    970,708.57/1,456,062.85 = 296,789.87/x
  3. Step 3: Cross multiply
    970,708.57x = 1,456,062.85 × 296,789.87
  4. Step 4: Simplify right side
    970,708.57x = 432,144,704,966.12
  5. Step 5: Solve for x
    x = 432,144,704,966.12/970,708.57
  6. Step 6: Final answer
    x = 445,184.81

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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.