Home / 276,795.45-382,005.99-169,436.43

Finding the Fourth Proportional to 276,795.45, 382,005.99 and 169,436.43

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Solution

The fourth proportional to 276,795.45, 382,005.99 and 169,436.43 is: 233,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,795.45 : 382,005.99 = 169,436.43 : x
  2. Step 2: Convert to fraction form
    276,795.45/382,005.99 = 169,436.43/x
  3. Step 3: Cross multiply
    276,795.45x = 382,005.99 × 169,436.43
  4. Step 4: Simplify right side
    276,795.45x = 64,725,731,184.22
  5. Step 5: Solve for x
    x = 64,725,731,184.22/276,795.45
  6. Step 6: Final answer
    x = 233,839.58

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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.