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Finding the Fourth Proportional to 469,285.56, 703,955.72 and 181,098.72

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Solution

The fourth proportional to 469,285.56, 703,955.72 and 181,098.72 is: 271,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,285.56 : 703,955.72 = 181,098.72 : x
  2. Step 2: Convert to fraction form
    469,285.56/703,955.72 = 181,098.72/x
  3. Step 3: Cross multiply
    469,285.56x = 703,955.72 × 181,098.72
  4. Step 4: Simplify right side
    469,285.56x = 127,485,479,828.68
  5. Step 5: Solve for x
    x = 127,485,479,828.68/469,285.56
  6. Step 6: Final answer
    x = 271,658.65

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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.