Home / 483,241.32-666,862.74-268,377.48

Finding the Fourth Proportional to 483,241.32, 666,862.74 and 268,377.48

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Solution

The fourth proportional to 483,241.32, 666,862.74 and 268,377.48 is: 370,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,241.32 : 666,862.74 = 268,377.48 : x
  2. Step 2: Convert to fraction form
    483,241.32/666,862.74 = 268,377.48/x
  3. Step 3: Cross multiply
    483,241.32x = 666,862.74 × 268,377.48
  4. Step 4: Simplify right side
    483,241.32x = 178,970,941,667.10
  5. Step 5: Solve for x
    x = 178,970,941,667.10/483,241.32
  6. Step 6: Final answer
    x = 370,355.21

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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.