Home / 1,145,236.21-1,718,065.50-376,777.19

Finding the Fourth Proportional to 1,145,236.21, 1,718,065.50 and 376,777.19

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Solution

The fourth proportional to 1,145,236.21, 1,718,065.50 and 376,777.19 is: 565,235.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,236.21 : 1,718,065.50 = 376,777.19 : x
  2. Step 2: Convert to fraction form
    1,145,236.21/1,718,065.50 = 376,777.19/x
  3. Step 3: Cross multiply
    1,145,236.21x = 1,718,065.50 × 376,777.19
  4. Step 4: Simplify right side
    1,145,236.21x = 647,327,891,325.95
  5. Step 5: Solve for x
    x = 647,327,891,325.95/1,145,236.21
  6. Step 6: Final answer
    x = 565,235.26

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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.