Home / 758,113-1,137,175.26-259,481.32

Finding the Fourth Proportional to 758,113, 1,137,175.26 and 259,481.32

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Solution

The fourth proportional to 758,113, 1,137,175.26 and 259,481.32 is: 389,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,113 : 1,137,175.26 = 259,481.32 : x
  2. Step 2: Convert to fraction form
    758,113/1,137,175.26 = 259,481.32/x
  3. Step 3: Cross multiply
    758,113x = 1,137,175.26 × 259,481.32
  4. Step 4: Simplify right side
    758,113x = 295,075,737,536.14
  5. Step 5: Solve for x
    x = 295,075,737,536.14/758,113
  6. Step 6: Final answer
    x = 389,223.95

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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.