Home / 324,005.20-486,007.80-245,273.20

Finding the Fourth Proportional to 324,005.20, 486,007.80 and 245,273.20

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Solution

The fourth proportional to 324,005.20, 486,007.80 and 245,273.20 is: 367,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,005.20 : 486,007.80 = 245,273.20 : x
  2. Step 2: Convert to fraction form
    324,005.20/486,007.80 = 245,273.20/x
  3. Step 3: Cross multiply
    324,005.20x = 486,007.80 × 245,273.20
  4. Step 4: Simplify right side
    324,005.20x = 119,204,688,330.96
  5. Step 5: Solve for x
    x = 119,204,688,330.96/324,005.20
  6. Step 6: Final answer
    x = 367,909.80

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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.