Home / 279,340.04-385,530.76-164,582

Finding the Fourth Proportional to 279,340.04, 385,530.76 and 164,582

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Solution

The fourth proportional to 279,340.04, 385,530.76 and 164,582 is: 227,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,340.04 : 385,530.76 = 164,582 : x
  2. Step 2: Convert to fraction form
    279,340.04/385,530.76 = 164,582/x
  3. Step 3: Cross multiply
    279,340.04x = 385,530.76 × 164,582
  4. Step 4: Simplify right side
    279,340.04x = 63,451,423,542.32
  5. Step 5: Solve for x
    x = 63,451,423,542.32/279,340.04
  6. Step 6: Final answer
    x = 227,147.61

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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.