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Finding the Fourth Proportional to 439,599.57, 659,379.54 and 183,326.61

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Solution

The fourth proportional to 439,599.57, 659,379.54 and 183,326.61 is: 274,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,599.57 : 659,379.54 = 183,326.61 : x
  2. Step 2: Convert to fraction form
    439,599.57/659,379.54 = 183,326.61/x
  3. Step 3: Cross multiply
    439,599.57x = 659,379.54 × 183,326.61
  4. Step 4: Simplify right side
    439,599.57x = 120,881,815,771.56
  5. Step 5: Solve for x
    x = 120,881,815,771.56/439,599.57
  6. Step 6: Final answer
    x = 274,981.65

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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.