Home / 708,319.65-1,062,792.49-371,279.71

Finding the Fourth Proportional to 708,319.65, 1,062,792.49 and 371,279.71

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Solution

The fourth proportional to 708,319.65, 1,062,792.49 and 371,279.71 is: 557,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,319.65 : 1,062,792.49 = 371,279.71 : x
  2. Step 2: Convert to fraction form
    708,319.65/1,062,792.49 = 371,279.71/x
  3. Step 3: Cross multiply
    708,319.65x = 1,062,792.49 × 371,279.71
  4. Step 4: Simplify right side
    708,319.65x = 394,593,287,529.60
  5. Step 5: Solve for x
    x = 394,593,287,529.60/708,319.65
  6. Step 6: Final answer
    x = 557,083.64

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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.