Home / 409,950.30-614,635.04-182,120.78

Finding the Fourth Proportional to 409,950.30, 614,635.04 and 182,120.78

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Solution

The fourth proportional to 409,950.30, 614,635.04 and 182,120.78 is: 273,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,950.30 : 614,635.04 = 182,120.78 : x
  2. Step 2: Convert to fraction form
    409,950.30/614,635.04 = 182,120.78/x
  3. Step 3: Cross multiply
    409,950.30x = 614,635.04 × 182,120.78
  4. Step 4: Simplify right side
    409,950.30x = 111,937,812,900.13
  5. Step 5: Solve for x
    x = 111,937,812,900.13/409,950.30
  6. Step 6: Final answer
    x = 273,052.16

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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.