Home / 259,649.43-387,292.61-235,730.94

Finding the Fourth Proportional to 259,649.43, 387,292.61 and 235,730.94

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Solution

The fourth proportional to 259,649.43, 387,292.61 and 235,730.94 is: 351,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,649.43 : 387,292.61 = 235,730.94 : x
  2. Step 2: Convert to fraction form
    259,649.43/387,292.61 = 235,730.94/x
  3. Step 3: Cross multiply
    259,649.43x = 387,292.61 × 235,730.94
  4. Step 4: Simplify right side
    259,649.43x = 91,296,849,831.70
  5. Step 5: Solve for x
    x = 91,296,849,831.70/259,649.43
  6. Step 6: Final answer
    x = 351,615.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.