Home / 446,831.78-670,241.82-109,875.34

Finding the Fourth Proportional to 446,831.78, 670,241.82 and 109,875.34

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Solution

The fourth proportional to 446,831.78, 670,241.82 and 109,875.34 is: 164,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,831.78 : 670,241.82 = 109,875.34 : x
  2. Step 2: Convert to fraction form
    446,831.78/670,241.82 = 109,875.34/x
  3. Step 3: Cross multiply
    446,831.78x = 670,241.82 × 109,875.34
  4. Step 4: Simplify right side
    446,831.78x = 73,643,047,854.72
  5. Step 5: Solve for x
    x = 73,643,047,854.72/446,831.78
  6. Step 6: Final answer
    x = 164,811.57

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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.