Home / 690,862.20-1,036,293.30-241,433.70

Finding the Fourth Proportional to 690,862.20, 1,036,293.30 and 241,433.70

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Solution

The fourth proportional to 690,862.20, 1,036,293.30 and 241,433.70 is: 362,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,862.20 : 1,036,293.30 = 241,433.70 : x
  2. Step 2: Convert to fraction form
    690,862.20/1,036,293.30 = 241,433.70/x
  3. Step 3: Cross multiply
    690,862.20x = 1,036,293.30 × 241,433.70
  4. Step 4: Simplify right side
    690,862.20x = 250,196,125,704.21
  5. Step 5: Solve for x
    x = 250,196,125,704.21/690,862.20
  6. Step 6: Final answer
    x = 362,150.55

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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.