Home / 757,891.39-1,135,852.45-308,088.35

Finding the Fourth Proportional to 757,891.39, 1,135,852.45 and 308,088.35

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Solution

The fourth proportional to 757,891.39, 1,135,852.45 and 308,088.35 is: 461,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,891.39 : 1,135,852.45 = 308,088.35 : x
  2. Step 2: Convert to fraction form
    757,891.39/1,135,852.45 = 308,088.35/x
  3. Step 3: Cross multiply
    757,891.39x = 1,135,852.45 × 308,088.35
  4. Step 4: Simplify right side
    757,891.39x = 349,942,907,163.96
  5. Step 5: Solve for x
    x = 349,942,907,163.96/757,891.39
  6. Step 6: Final answer
    x = 461,732.26

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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.