Home / 374,717.10-517,121.91-204,951.23

Finding the Fourth Proportional to 374,717.10, 517,121.91 and 204,951.23

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Solution

The fourth proportional to 374,717.10, 517,121.91 and 204,951.23 is: 282,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,717.10 : 517,121.91 = 204,951.23 : x
  2. Step 2: Convert to fraction form
    374,717.10/517,121.91 = 204,951.23/x
  3. Step 3: Cross multiply
    374,717.10x = 517,121.91 × 204,951.23
  4. Step 4: Simplify right side
    374,717.10x = 105,984,768,928.84
  5. Step 5: Solve for x
    x = 105,984,768,928.84/374,717.10
  6. Step 6: Final answer
    x = 282,839.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.