Home / 914,582.92-1,371,945.36-274,836.72

Finding the Fourth Proportional to 914,582.92, 1,371,945.36 and 274,836.72

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Solution

The fourth proportional to 914,582.92, 1,371,945.36 and 274,836.72 is: 412,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,582.92 : 1,371,945.36 = 274,836.72 : x
  2. Step 2: Convert to fraction form
    914,582.92/1,371,945.36 = 274,836.72/x
  3. Step 3: Cross multiply
    914,582.92x = 1,371,945.36 × 274,836.72
  4. Step 4: Simplify right side
    914,582.92x = 377,060,962,761.62
  5. Step 5: Solve for x
    x = 377,060,962,761.62/914,582.92
  6. Step 6: Final answer
    x = 412,276.41

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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.