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Finding the Fourth Proportional to 298,610.16, 412,010.46 and 169,519.92

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Solution

The fourth proportional to 298,610.16, 412,010.46 and 169,519.92 is: 233,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,610.16 : 412,010.46 = 169,519.92 : x
  2. Step 2: Convert to fraction form
    298,610.16/412,010.46 = 169,519.92/x
  3. Step 3: Cross multiply
    298,610.16x = 412,010.46 × 169,519.92
  4. Step 4: Simplify right side
    298,610.16x = 69,843,980,218.36
  5. Step 5: Solve for x
    x = 69,843,980,218.36/298,610.16
  6. Step 6: Final answer
    x = 233,896.86

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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.