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Finding the Fourth Proportional to 536,657.42, 739,806.89 and 375,010.79

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Solution

The fourth proportional to 536,657.42, 739,806.89 and 375,010.79 is: 516,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,657.42 : 739,806.89 = 375,010.79 : x
  2. Step 2: Convert to fraction form
    536,657.42/739,806.89 = 375,010.79/x
  3. Step 3: Cross multiply
    536,657.42x = 739,806.89 × 375,010.79
  4. Step 4: Simplify right side
    536,657.42x = 277,435,560,692.26
  5. Step 5: Solve for x
    x = 277,435,560,692.26/536,657.42
  6. Step 6: Final answer
    x = 516,969.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.