Home / 259,776.14-358,550.84-152,380.78

Finding the Fourth Proportional to 259,776.14, 358,550.84 and 152,380.78

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Solution

The fourth proportional to 259,776.14, 358,550.84 and 152,380.78 is: 210,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,776.14 : 358,550.84 = 152,380.78 : x
  2. Step 2: Convert to fraction form
    259,776.14/358,550.84 = 152,380.78/x
  3. Step 3: Cross multiply
    259,776.14x = 358,550.84 × 152,380.78
  4. Step 4: Simplify right side
    259,776.14x = 54,636,256,668.86
  5. Step 5: Solve for x
    x = 54,636,256,668.86/259,776.14
  6. Step 6: Final answer
    x = 210,320.53

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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.