Home / 914,583.92-1,371,946.86-274,837.72

Finding the Fourth Proportional to 914,583.92, 1,371,946.86 and 274,837.72

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Solution

The fourth proportional to 914,583.92, 1,371,946.86 and 274,837.72 is: 412,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,583.92 : 1,371,946.86 = 274,837.72 : x
  2. Step 2: Convert to fraction form
    914,583.92/1,371,946.86 = 274,837.72/x
  3. Step 3: Cross multiply
    914,583.92x = 1,371,946.86 × 274,837.72
  4. Step 4: Simplify right side
    914,583.92x = 377,062,746,963.56
  5. Step 5: Solve for x
    x = 377,062,746,963.56/914,583.92
  6. Step 6: Final answer
    x = 412,277.91

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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.