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Finding the Fourth Proportional to 324,003.40, 486,005.10 and 244,169.80

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Solution

The fourth proportional to 324,003.40, 486,005.10 and 244,169.80 is: 366,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,003.40 : 486,005.10 = 244,169.80 : x
  2. Step 2: Convert to fraction form
    324,003.40/486,005.10 = 244,169.80/x
  3. Step 3: Cross multiply
    324,003.40x = 486,005.10 × 244,169.80
  4. Step 4: Simplify right side
    324,003.40x = 118,667,768,065.98
  5. Step 5: Solve for x
    x = 118,667,768,065.98/324,003.40
  6. Step 6: Final answer
    x = 366,254.70

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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.