Home / 970,841.88-1,339,807.86-541,125.18

Finding the Fourth Proportional to 970,841.88, 1,339,807.86 and 541,125.18

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Solution

The fourth proportional to 970,841.88, 1,339,807.86 and 541,125.18 is: 746,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,841.88 : 1,339,807.86 = 541,125.18 : x
  2. Step 2: Convert to fraction form
    970,841.88/1,339,807.86 = 541,125.18/x
  3. Step 3: Cross multiply
    970,841.88x = 1,339,807.86 × 541,125.18
  4. Step 4: Simplify right side
    970,841.88x = 725,003,769,407.92
  5. Step 5: Solve for x
    x = 725,003,769,407.92/970,841.88
  6. Step 6: Final answer
    x = 746,778.42

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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.