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Finding the Fourth Proportional to 607,871.09, 838,864.73 and 332,234.52

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Solution

The fourth proportional to 607,871.09, 838,864.73 and 332,234.52 is: 458,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,871.09 : 838,864.73 = 332,234.52 : x
  2. Step 2: Convert to fraction form
    607,871.09/838,864.73 = 332,234.52/x
  3. Step 3: Cross multiply
    607,871.09x = 838,864.73 × 332,234.52
  4. Step 4: Simplify right side
    607,871.09x = 278,699,819,255.31
  5. Step 5: Solve for x
    x = 278,699,819,255.31/607,871.09
  6. Step 6: Final answer
    x = 458,485.07

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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.