Home / 329,824.84-494,460.24-229,689.40

Finding the Fourth Proportional to 329,824.84, 494,460.24 and 229,689.40

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Solution

The fourth proportional to 329,824.84, 494,460.24 and 229,689.40 is: 344,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,824.84 : 494,460.24 = 229,689.40 : x
  2. Step 2: Convert to fraction form
    329,824.84/494,460.24 = 229,689.40/x
  3. Step 3: Cross multiply
    329,824.84x = 494,460.24 × 229,689.40
  4. Step 4: Simplify right side
    329,824.84x = 113,572,275,849.46
  5. Step 5: Solve for x
    x = 113,572,275,849.46/329,824.84
  6. Step 6: Final answer
    x = 344,341.18

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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.