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Finding the Fourth Proportional to 332,203.68, 458,426.61 and 188,962.47

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Solution

The fourth proportional to 332,203.68, 458,426.61 and 188,962.47 is: 260,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,203.68 : 458,426.61 = 188,962.47 : x
  2. Step 2: Convert to fraction form
    332,203.68/458,426.61 = 188,962.47/x
  3. Step 3: Cross multiply
    332,203.68x = 458,426.61 × 188,962.47
  4. Step 4: Simplify right side
    332,203.68x = 86,625,424,539.33
  5. Step 5: Solve for x
    x = 86,625,424,539.33/332,203.68
  6. Step 6: Final answer
    x = 260,759.98

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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.