Home / 914,581.92-1,371,943.86-274,835.72

Finding the Fourth Proportional to 914,581.92, 1,371,943.86 and 274,835.72

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Solution

The fourth proportional to 914,581.92, 1,371,943.86 and 274,835.72 is: 412,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,581.92 : 1,371,943.86 = 274,835.72 : x
  2. Step 2: Convert to fraction form
    914,581.92/1,371,943.86 = 274,835.72/x
  3. Step 3: Cross multiply
    914,581.92x = 1,371,943.86 × 274,835.72
  4. Step 4: Simplify right side
    914,581.92x = 377,059,178,562.68
  5. Step 5: Solve for x
    x = 377,059,178,562.68/914,581.92
  6. Step 6: Final answer
    x = 412,274.91

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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.