Home / 756,241-1,043,634.54-416,731.12

Finding the Fourth Proportional to 756,241, 1,043,634.54 and 416,731.12

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Solution

The fourth proportional to 756,241, 1,043,634.54 and 416,731.12 is: 575,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,241 : 1,043,634.54 = 416,731.12 : x
  2. Step 2: Convert to fraction form
    756,241/1,043,634.54 = 416,731.12/x
  3. Step 3: Cross multiply
    756,241x = 1,043,634.54 × 416,731.12
  4. Step 4: Simplify right side
    756,241x = 434,914,990,724.89
  5. Step 5: Solve for x
    x = 434,914,990,724.89/756,241
  6. Step 6: Final answer
    x = 575,101.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.