Home / 718,489.24-1,077,817.26-238,759.86

Finding the Fourth Proportional to 718,489.24, 1,077,817.26 and 238,759.86

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Solution

The fourth proportional to 718,489.24, 1,077,817.26 and 238,759.86 is: 358,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,489.24 : 1,077,817.26 = 238,759.86 : x
  2. Step 2: Convert to fraction form
    718,489.24/1,077,817.26 = 238,759.86/x
  3. Step 3: Cross multiply
    718,489.24x = 1,077,817.26 × 238,759.86
  4. Step 4: Simplify right side
    718,489.24x = 257,339,498,103.18
  5. Step 5: Solve for x
    x = 257,339,498,103.18/718,489.24
  6. Step 6: Final answer
    x = 358,167.50

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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.