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Finding the Fourth Proportional to 439,632.83, 659,104.74 and 173,592.48

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Solution

The fourth proportional to 439,632.83, 659,104.74 and 173,592.48 is: 260,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,632.83 : 659,104.74 = 173,592.48 : x
  2. Step 2: Convert to fraction form
    439,632.83/659,104.74 = 173,592.48/x
  3. Step 3: Cross multiply
    439,632.83x = 659,104.74 × 173,592.48
  4. Step 4: Simplify right side
    439,632.83x = 114,415,625,160.53
  5. Step 5: Solve for x
    x = 114,415,625,160.53/439,632.83
  6. Step 6: Final answer
    x = 260,252.69

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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.