Home / 240,015.10-360,022.65-222,519.10

Finding the Fourth Proportional to 240,015.10, 360,022.65 and 222,519.10

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Solution

The fourth proportional to 240,015.10, 360,022.65 and 222,519.10 is: 333,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,015.10 : 360,022.65 = 222,519.10 : x
  2. Step 2: Convert to fraction form
    240,015.10/360,022.65 = 222,519.10/x
  3. Step 3: Cross multiply
    240,015.10x = 360,022.65 × 222,519.10
  4. Step 4: Simplify right side
    240,015.10x = 80,111,916,057.62
  5. Step 5: Solve for x
    x = 80,111,916,057.62/240,015.10
  6. Step 6: Final answer
    x = 333,778.65

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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.