Home / 777,074.82-1,165,316.96-371,851.08

Finding the Fourth Proportional to 777,074.82, 1,165,316.96 and 371,851.08

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Solution

The fourth proportional to 777,074.82, 1,165,316.96 and 371,851.08 is: 557,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,074.82 : 1,165,316.96 = 371,851.08 : x
  2. Step 2: Convert to fraction form
    777,074.82/1,165,316.96 = 371,851.08/x
  3. Step 3: Cross multiply
    777,074.82x = 1,165,316.96 × 371,851.08
  4. Step 4: Simplify right side
    777,074.82x = 433,324,370,118.32
  5. Step 5: Solve for x
    x = 433,324,370,118.32/777,074.82
  6. Step 6: Final answer
    x = 557,635.33

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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.