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Finding the Fourth Proportional to 573,471.36, 860,382 and 293,185.44

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Solution

The fourth proportional to 573,471.36, 860,382 and 293,185.44 is: 439,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,471.36 : 860,382 = 293,185.44 : x
  2. Step 2: Convert to fraction form
    573,471.36/860,382 = 293,185.44/x
  3. Step 3: Cross multiply
    573,471.36x = 860,382 × 293,185.44
  4. Step 4: Simplify right side
    573,471.36x = 252,251,475,238.08
  5. Step 5: Solve for x
    x = 252,251,475,238.08/573,471.36
  6. Step 6: Final answer
    x = 439,867.61

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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.