Home / 942,940.43-1,301,257.67-513,223.68

Finding the Fourth Proportional to 942,940.43, 1,301,257.67 and 513,223.68

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Solution

The fourth proportional to 942,940.43, 1,301,257.67 and 513,223.68 is: 708,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,940.43 : 1,301,257.67 = 513,223.68 : x
  2. Step 2: Convert to fraction form
    942,940.43/1,301,257.67 = 513,223.68/x
  3. Step 3: Cross multiply
    942,940.43x = 1,301,257.67 × 513,223.68
  4. Step 4: Simplify right side
    942,940.43x = 667,836,250,025.63
  5. Step 5: Solve for x
    x = 667,836,250,025.63/942,940.43
  6. Step 6: Final answer
    x = 708,248.61

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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.