Home / 970,836.63-1,339,760.69-541,143.91

Finding the Fourth Proportional to 970,836.63, 1,339,760.69 and 541,143.91

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Solution

The fourth proportional to 970,836.63, 1,339,760.69 and 541,143.91 is: 746,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,836.63 : 1,339,760.69 = 541,143.91 : x
  2. Step 2: Convert to fraction form
    970,836.63/1,339,760.69 = 541,143.91/x
  3. Step 3: Cross multiply
    970,836.63x = 1,339,760.69 × 541,143.91
  4. Step 4: Simplify right side
    970,836.63x = 725,003,338,250.90
  5. Step 5: Solve for x
    x = 725,003,338,250.90/970,836.63
  6. Step 6: Final answer
    x = 746,782.02

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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.