Home / 354,135.28-531,008.14-241,942.18

Finding the Fourth Proportional to 354,135.28, 531,008.14 and 241,942.18

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Solution

The fourth proportional to 354,135.28, 531,008.14 and 241,942.18 is: 362,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,135.28 : 531,008.14 = 241,942.18 : x
  2. Step 2: Convert to fraction form
    354,135.28/531,008.14 = 241,942.18/x
  3. Step 3: Cross multiply
    354,135.28x = 531,008.14 × 241,942.18
  4. Step 4: Simplify right side
    354,135.28x = 128,473,268,921.72
  5. Step 5: Solve for x
    x = 128,473,268,921.72/354,135.28
  6. Step 6: Final answer
    x = 362,780.20

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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.