Home / 757,981.98-1,136,373.21-284,614.62

Finding the Fourth Proportional to 757,981.98, 1,136,373.21 and 284,614.62

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Solution

The fourth proportional to 757,981.98, 1,136,373.21 and 284,614.62 is: 426,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,981.98 : 1,136,373.21 = 284,614.62 : x
  2. Step 2: Convert to fraction form
    757,981.98/1,136,373.21 = 284,614.62/x
  3. Step 3: Cross multiply
    757,981.98x = 1,136,373.21 × 284,614.62
  4. Step 4: Simplify right side
    757,981.98x = 323,428,429,342.33
  5. Step 5: Solve for x
    x = 323,428,429,342.33/757,981.98
  6. Step 6: Final answer
    x = 426,696.73

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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.