Home / 738,739.82-1,108,200.46-252,502.40

Finding the Fourth Proportional to 738,739.82, 1,108,200.46 and 252,502.40

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Solution

The fourth proportional to 738,739.82, 1,108,200.46 and 252,502.40 is: 378,784.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,739.82 : 1,108,200.46 = 252,502.40 : x
  2. Step 2: Convert to fraction form
    738,739.82/1,108,200.46 = 252,502.40/x
  3. Step 3: Cross multiply
    738,739.82x = 1,108,200.46 × 252,502.40
  4. Step 4: Simplify right side
    738,739.82x = 279,823,275,831.10
  5. Step 5: Solve for x
    x = 279,823,275,831.10/738,739.82
  6. Step 6: Final answer
    x = 378,784.61

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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.