Home / 914,585.17-1,371,948.74-274,838.97

Finding the Fourth Proportional to 914,585.17, 1,371,948.74 and 274,838.97

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Solution

The fourth proportional to 914,585.17, 1,371,948.74 and 274,838.97 is: 412,279.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,585.17 : 1,371,948.74 = 274,838.97 : x
  2. Step 2: Convert to fraction form
    914,585.17/1,371,948.74 = 274,838.97/x
  3. Step 3: Cross multiply
    914,585.17x = 1,371,948.74 × 274,838.97
  4. Step 4: Simplify right side
    914,585.17x = 377,064,978,594.40
  5. Step 5: Solve for x
    x = 377,064,978,594.40/914,585.17
  6. Step 6: Final answer
    x = 412,279.79

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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.