Home / 437,131.41-655,308.11-170,831.36

Finding the Fourth Proportional to 437,131.41, 655,308.11 and 170,831.36

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Solution

The fourth proportional to 437,131.41, 655,308.11 and 170,831.36 is: 256,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,131.41 : 655,308.11 = 170,831.36 : x
  2. Step 2: Convert to fraction form
    437,131.41/655,308.11 = 170,831.36/x
  3. Step 3: Cross multiply
    437,131.41x = 655,308.11 × 170,831.36
  4. Step 4: Simplify right side
    437,131.41x = 111,947,171,519.63
  5. Step 5: Solve for x
    x = 111,947,171,519.63/437,131.41
  6. Step 6: Final answer
    x = 256,095.01

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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.