Home / 629,463.65-868,660.02-342,983.66

Finding the Fourth Proportional to 629,463.65, 868,660.02 and 342,983.66

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Solution

The fourth proportional to 629,463.65, 868,660.02 and 342,983.66 is: 473,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,463.65 : 868,660.02 = 342,983.66 : x
  2. Step 2: Convert to fraction form
    629,463.65/868,660.02 = 342,983.66/x
  3. Step 3: Cross multiply
    629,463.65x = 868,660.02 × 342,983.66
  4. Step 4: Simplify right side
    629,463.65x = 297,936,188,611.97
  5. Step 5: Solve for x
    x = 297,936,188,611.97/629,463.65
  6. Step 6: Final answer
    x = 473,317.55

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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.