Home / 720,625.72-1,080,983.15-240,896.69

Finding the Fourth Proportional to 720,625.72, 1,080,983.15 and 240,896.69

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Solution

The fourth proportional to 720,625.72, 1,080,983.15 and 240,896.69 is: 361,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,625.72 : 1,080,983.15 = 240,896.69 : x
  2. Step 2: Convert to fraction form
    720,625.72/1,080,983.15 = 240,896.69/x
  3. Step 3: Cross multiply
    720,625.72x = 1,080,983.15 × 240,896.69
  4. Step 4: Simplify right side
    720,625.72x = 260,405,256,171.37
  5. Step 5: Solve for x
    x = 260,405,256,171.37/720,625.72
  6. Step 6: Final answer
    x = 361,359.93

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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.