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Finding the Fourth Proportional to 573,052.98, 859,608 and 218,094.50

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Solution

The fourth proportional to 573,052.98, 859,608 and 218,094.50 is: 327,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,052.98 : 859,608 = 218,094.50 : x
  2. Step 2: Convert to fraction form
    573,052.98/859,608 = 218,094.50/x
  3. Step 3: Cross multiply
    573,052.98x = 859,608 × 218,094.50
  4. Step 4: Simplify right side
    573,052.98x = 187,475,776,956
  5. Step 5: Solve for x
    x = 187,475,776,956/573,052.98
  6. Step 6: Final answer
    x = 327,152.61

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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.