Home / 269,384.64-371,614.23-205,611.72

Finding the Fourth Proportional to 269,384.64, 371,614.23 and 205,611.72

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Solution

The fourth proportional to 269,384.64, 371,614.23 and 205,611.72 is: 283,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,384.64 : 371,614.23 = 205,611.72 : x
  2. Step 2: Convert to fraction form
    269,384.64/371,614.23 = 205,611.72/x
  3. Step 3: Cross multiply
    269,384.64x = 371,614.23 × 205,611.72
  4. Step 4: Simplify right side
    269,384.64x = 76,408,241,006.78
  5. Step 5: Solve for x
    x = 76,408,241,006.78/269,384.64
  6. Step 6: Final answer
    x = 283,639.93

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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.