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Finding the Fourth Proportional to 275,598.66, 380,302.88 and 166,743.56

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Solution

The fourth proportional to 275,598.66, 380,302.88 and 166,743.56 is: 230,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,598.66 : 380,302.88 = 166,743.56 : x
  2. Step 2: Convert to fraction form
    275,598.66/380,302.88 = 166,743.56/x
  3. Step 3: Cross multiply
    275,598.66x = 380,302.88 × 166,743.56
  4. Step 4: Simplify right side
    275,598.66x = 63,413,056,089.45
  5. Step 5: Solve for x
    x = 63,413,056,089.45/275,598.66
  6. Step 6: Final answer
    x = 230,092.03

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1.5x scale

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.