Home / 1,075,631.50-1,613,447.37-327,677.50

Finding the Fourth Proportional to 1,075,631.50, 1,613,447.37 and 327,677.50

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Solution

The fourth proportional to 1,075,631.50, 1,613,447.37 and 327,677.50 is: 491,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,631.50 : 1,613,447.37 = 327,677.50 : x
  2. Step 2: Convert to fraction form
    1,075,631.50/1,613,447.37 = 327,677.50/x
  3. Step 3: Cross multiply
    1,075,631.50x = 1,613,447.37 × 327,677.50
  4. Step 4: Simplify right side
    1,075,631.50x = 528,690,400,583.18
  5. Step 5: Solve for x
    x = 528,690,400,583.18/1,075,631.50
  6. Step 6: Final answer
    x = 491,516.29

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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.