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Finding the Fourth Proportional to 450,169.85, 675,345.90 and 183,951.81

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Solution

The fourth proportional to 450,169.85, 675,345.90 and 183,951.81 is: 275,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,169.85 : 675,345.90 = 183,951.81 : x
  2. Step 2: Convert to fraction form
    450,169.85/675,345.90 = 183,951.81/x
  3. Step 3: Cross multiply
    450,169.85x = 675,345.90 × 183,951.81
  4. Step 4: Simplify right side
    450,169.85x = 124,231,101,370.90
  5. Step 5: Solve for x
    x = 124,231,101,370.90/450,169.85
  6. Step 6: Final answer
    x = 275,964.95

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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.