Home / 243,860.40-366,568.20-229,863.60

Finding the Fourth Proportional to 243,860.40, 366,568.20 and 229,863.60

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Solution

The fourth proportional to 243,860.40, 366,568.20 and 229,863.60 is: 345,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,860.40 : 366,568.20 = 229,863.60 : x
  2. Step 2: Convert to fraction form
    243,860.40/366,568.20 = 229,863.60/x
  3. Step 3: Cross multiply
    243,860.40x = 366,568.20 × 229,863.60
  4. Step 4: Simplify right side
    243,860.40x = 84,260,686,097.52
  5. Step 5: Solve for x
    x = 84,260,686,097.52/243,860.40
  6. Step 6: Final answer
    x = 345,528.37

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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.