Home / 773,696.80-1,067,630.16-434,102.56

Finding the Fourth Proportional to 773,696.80, 1,067,630.16 and 434,102.56

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Solution

The fourth proportional to 773,696.80, 1,067,630.16 and 434,102.56 is: 599,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,696.80 : 1,067,630.16 = 434,102.56 : x
  2. Step 2: Convert to fraction form
    773,696.80/1,067,630.16 = 434,102.56/x
  3. Step 3: Cross multiply
    773,696.80x = 1,067,630.16 × 434,102.56
  4. Step 4: Simplify right side
    773,696.80x = 463,460,985,589.21
  5. Step 5: Solve for x
    x = 463,460,985,589.21/773,696.80
  6. Step 6: Final answer
    x = 599,021.46

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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.