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Finding the Fourth Proportional to 324,010.30, 486,598.65 and 235,363.90

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Solution

The fourth proportional to 324,010.30, 486,598.65 and 235,363.90 is: 353,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,010.30 : 486,598.65 = 235,363.90 : x
  2. Step 2: Convert to fraction form
    324,010.30/486,598.65 = 235,363.90/x
  3. Step 3: Cross multiply
    324,010.30x = 486,598.65 × 235,363.90
  4. Step 4: Simplify right side
    324,010.30x = 114,527,755,998.74
  5. Step 5: Solve for x
    x = 114,527,755,998.74/324,010.30
  6. Step 6: Final answer
    x = 353,469.49

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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.