Home / 708,625.40-1,062,626.48-259,229.72

Finding the Fourth Proportional to 708,625.40, 1,062,626.48 and 259,229.72

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Solution

The fourth proportional to 708,625.40, 1,062,626.48 and 259,229.72 is: 388,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,625.40 : 1,062,626.48 = 259,229.72 : x
  2. Step 2: Convert to fraction form
    708,625.40/1,062,626.48 = 259,229.72/x
  3. Step 3: Cross multiply
    708,625.40x = 1,062,626.48 × 259,229.72
  4. Step 4: Simplify right side
    708,625.40x = 275,464,364,874.99
  5. Step 5: Solve for x
    x = 275,464,364,874.99/708,625.40
  6. Step 6: Final answer
    x = 388,730.58

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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.