Home / 1,075,662.80-1,613,321.40-327,534.80

Finding the Fourth Proportional to 1,075,662.80, 1,613,321.40 and 327,534.80

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Solution

The fourth proportional to 1,075,662.80, 1,613,321.40 and 327,534.80 is: 491,249.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,662.80 : 1,613,321.40 = 327,534.80 : x
  2. Step 2: Convert to fraction form
    1,075,662.80/1,613,321.40 = 327,534.80/x
  3. Step 3: Cross multiply
    1,075,662.80x = 1,613,321.40 × 327,534.80
  4. Step 4: Simplify right side
    1,075,662.80x = 528,418,902,084.72
  5. Step 5: Solve for x
    x = 528,418,902,084.72/1,075,662.80
  6. Step 6: Final answer
    x = 491,249.58

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1.5x scale

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.