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Finding the Fourth Proportional to 244,658.42, 366,899.58 and 84,690.89

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Solution

The fourth proportional to 244,658.42, 366,899.58 and 84,690.89 is: 127,005.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,658.42 : 366,899.58 = 84,690.89 : x
  2. Step 2: Convert to fraction form
    244,658.42/366,899.58 = 84,690.89/x
  3. Step 3: Cross multiply
    244,658.42x = 366,899.58 × 84,690.89
  4. Step 4: Simplify right side
    244,658.42x = 31,073,051,970.83
  5. Step 5: Solve for x
    x = 31,073,051,970.83/244,658.42
  6. Step 6: Final answer
    x = 127,005.86

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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.