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Finding the Fourth Proportional to 324,010.90, 486,016.35 and 181,710.10

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Solution

The fourth proportional to 324,010.90, 486,016.35 and 181,710.10 is: 272,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,010.90 : 486,016.35 = 181,710.10 : x
  2. Step 2: Convert to fraction form
    324,010.90/486,016.35 = 181,710.10/x
  3. Step 3: Cross multiply
    324,010.90x = 486,016.35 × 181,710.10
  4. Step 4: Simplify right side
    324,010.90x = 88,314,079,560.14
  5. Step 5: Solve for x
    x = 88,314,079,560.14/324,010.90
  6. Step 6: Final answer
    x = 272,565.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.