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Finding the Fourth Proportional to 379,560.27, 569,950.32 and 251,674.08

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Solution

The fourth proportional to 379,560.27, 569,950.32 and 251,674.08 is: 377,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,560.27 : 569,950.32 = 251,674.08 : x
  2. Step 2: Convert to fraction form
    379,560.27/569,950.32 = 251,674.08/x
  3. Step 3: Cross multiply
    379,560.27x = 569,950.32 × 251,674.08
  4. Step 4: Simplify right side
    379,560.27x = 143,441,722,431.71
  5. Step 5: Solve for x
    x = 143,441,722,431.71/379,560.27
  6. Step 6: Final answer
    x = 377,915.53

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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.