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Finding the Fourth Proportional to 573,647.33, 860,527.22 and 209,008.08

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Solution

The fourth proportional to 573,647.33, 860,527.22 and 209,008.08 is: 313,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,647.33 : 860,527.22 = 209,008.08 : x
  2. Step 2: Convert to fraction form
    573,647.33/860,527.22 = 209,008.08/x
  3. Step 3: Cross multiply
    573,647.33x = 860,527.22 × 209,008.08
  4. Step 4: Simplify right side
    573,647.33x = 179,857,142,039.94
  5. Step 5: Solve for x
    x = 179,857,142,039.94/573,647.33
  6. Step 6: Final answer
    x = 313,532.61

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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.