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Finding the Fourth Proportional to 607,965.80, 838,996.10 and 332,324.03

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Solution

The fourth proportional to 607,965.80, 838,996.10 and 332,324.03 is: 458,608.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,965.80 : 838,996.10 = 332,324.03 : x
  2. Step 2: Convert to fraction form
    607,965.80/838,996.10 = 332,324.03/x
  3. Step 3: Cross multiply
    607,965.80x = 838,996.10 × 332,324.03
  4. Step 4: Simplify right side
    607,965.80x = 278,818,562,080.53
  5. Step 5: Solve for x
    x = 278,818,562,080.53/607,965.80
  6. Step 6: Final answer
    x = 458,608.96

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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.