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Finding the Fourth Proportional to 379,232.18, 569,014.23 and 179,694.98

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Solution

The fourth proportional to 379,232.18, 569,014.23 and 179,694.98 is: 269,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,232.18 : 569,014.23 = 179,694.98 : x
  2. Step 2: Convert to fraction form
    379,232.18/569,014.23 = 179,694.98/x
  3. Step 3: Cross multiply
    379,232.18x = 569,014.23 × 179,694.98
  4. Step 4: Simplify right side
    379,232.18x = 102,249,000,679.57
  5. Step 5: Solve for x
    x = 102,249,000,679.57/379,232.18
  6. Step 6: Final answer
    x = 269,621.11

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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.