Home / 970,709.57-1,456,064.35-296,790.87

Finding the Fourth Proportional to 970,709.57, 1,456,064.35 and 296,790.87

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Solution

The fourth proportional to 970,709.57, 1,456,064.35 and 296,790.87 is: 445,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,709.57 : 1,456,064.35 = 296,790.87 : x
  2. Step 2: Convert to fraction form
    970,709.57/1,456,064.35 = 296,790.87/x
  3. Step 3: Cross multiply
    970,709.57x = 1,456,064.35 × 296,790.87
  4. Step 4: Simplify right side
    970,709.57x = 432,146,605,212.49
  5. Step 5: Solve for x
    x = 432,146,605,212.49/970,709.57
  6. Step 6: Final answer
    x = 445,186.30

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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.