Home / 970,944.71-1,339,875.77-541,215.61

Finding the Fourth Proportional to 970,944.71, 1,339,875.77 and 541,215.61

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Solution

The fourth proportional to 970,944.71, 1,339,875.77 and 541,215.61 is: 746,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,944.71 : 1,339,875.77 = 541,215.61 : x
  2. Step 2: Convert to fraction form
    970,944.71/1,339,875.77 = 541,215.61/x
  3. Step 3: Cross multiply
    970,944.71x = 1,339,875.77 × 541,215.61
  4. Step 4: Simplify right side
    970,944.71x = 725,161,676,129.00
  5. Step 5: Solve for x
    x = 725,161,676,129.00/970,944.71
  6. Step 6: Final answer
    x = 746,861.97

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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.