Home / 1,067,601.30-1,601,420.51-393,335.53

Finding the Fourth Proportional to 1,067,601.30, 1,601,420.51 and 393,335.53

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Solution

The fourth proportional to 1,067,601.30, 1,601,420.51 and 393,335.53 is: 590,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,601.30 : 1,601,420.51 = 393,335.53 : x
  2. Step 2: Convert to fraction form
    1,067,601.30/1,601,420.51 = 393,335.53/x
  3. Step 3: Cross multiply
    1,067,601.30x = 1,601,420.51 × 393,335.53
  4. Step 4: Simplify right side
    1,067,601.30x = 629,895,585,053.72
  5. Step 5: Solve for x
    x = 629,895,585,053.72/1,067,601.30
  6. Step 6: Final answer
    x = 590,010.13

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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.