Home / 1,075,017.32-1,612,467.66-327,005

Finding the Fourth Proportional to 1,075,017.32, 1,612,467.66 and 327,005

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Solution

The fourth proportional to 1,075,017.32, 1,612,467.66 and 327,005 is: 490,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,017.32 : 1,612,467.66 = 327,005 : x
  2. Step 2: Convert to fraction form
    1,075,017.32/1,612,467.66 = 327,005/x
  3. Step 3: Cross multiply
    1,075,017.32x = 1,612,467.66 × 327,005
  4. Step 4: Simplify right side
    1,075,017.32x = 527,284,987,158.30
  5. Step 5: Solve for x
    x = 527,284,987,158.30/1,075,017.32
  6. Step 6: Final answer
    x = 490,489.76

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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.