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Finding the Fourth Proportional to 238,908.48, 357,942.33 and 224,685.69

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Solution

The fourth proportional to 238,908.48, 357,942.33 and 224,685.69 is: 336,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,908.48 : 357,942.33 = 224,685.69 : x
  2. Step 2: Convert to fraction form
    238,908.48/357,942.33 = 224,685.69/x
  3. Step 3: Cross multiply
    238,908.48x = 357,942.33 × 224,685.69
  4. Step 4: Simplify right side
    238,908.48x = 80,424,519,396.26
  5. Step 5: Solve for x
    x = 80,424,519,396.26/238,908.48
  6. Step 6: Final answer
    x = 336,633.17

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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.