Home / 1,075,007.32-1,612,452.66-326,995

Finding the Fourth Proportional to 1,075,007.32, 1,612,452.66 and 326,995

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Solution

The fourth proportional to 1,075,007.32, 1,612,452.66 and 326,995 is: 490,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,007.32 : 1,612,452.66 = 326,995 : x
  2. Step 2: Convert to fraction form
    1,075,007.32/1,612,452.66 = 326,995/x
  3. Step 3: Cross multiply
    1,075,007.32x = 1,612,452.66 × 326,995
  4. Step 4: Simplify right side
    1,075,007.32x = 527,263,957,556.70
  5. Step 5: Solve for x
    x = 527,263,957,556.70/1,075,007.32
  6. Step 6: Final answer
    x = 490,474.76

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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.