Home / 291,639.24-436,966.38-179,084.88

Finding the Fourth Proportional to 291,639.24, 436,966.38 and 179,084.88

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Solution

The fourth proportional to 291,639.24, 436,966.38 and 179,084.88 is: 268,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,639.24 : 436,966.38 = 179,084.88 : x
  2. Step 2: Convert to fraction form
    291,639.24/436,966.38 = 179,084.88/x
  3. Step 3: Cross multiply
    291,639.24x = 436,966.38 × 179,084.88
  4. Step 4: Simplify right side
    291,639.24x = 78,254,071,726.33
  5. Step 5: Solve for x
    x = 78,254,071,726.33/291,639.24
  6. Step 6: Final answer
    x = 268,324.91

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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.