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Finding the Fourth Proportional to 449,008.16, 672,927.45 and 182,457.06

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Solution

The fourth proportional to 449,008.16, 672,927.45 and 182,457.06 is: 273,447.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,008.16 : 672,927.45 = 182,457.06 : x
  2. Step 2: Convert to fraction form
    449,008.16/672,927.45 = 182,457.06/x
  3. Step 3: Cross multiply
    449,008.16x = 672,927.45 × 182,457.06
  4. Step 4: Simplify right side
    449,008.16x = 122,780,364,120.30
  5. Step 5: Solve for x
    x = 122,780,364,120.30/449,008.16
  6. Step 6: Final answer
    x = 273,447.96

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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.