Home / 345,581.46-476,885.52-192,636.30

Finding the Fourth Proportional to 345,581.46, 476,885.52 and 192,636.30

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Solution

The fourth proportional to 345,581.46, 476,885.52 and 192,636.30 is: 265,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,581.46 : 476,885.52 = 192,636.30 : x
  2. Step 2: Convert to fraction form
    345,581.46/476,885.52 = 192,636.30/x
  3. Step 3: Cross multiply
    345,581.46x = 476,885.52 × 192,636.30
  4. Step 4: Simplify right side
    345,581.46x = 91,865,462,096.38
  5. Step 5: Solve for x
    x = 91,865,462,096.38/345,581.46
  6. Step 6: Final answer
    x = 265,828.68

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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.