Home / 382,268.48-527,544.03-210,199.55

Finding the Fourth Proportional to 382,268.48, 527,544.03 and 210,199.55

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Solution

The fourth proportional to 382,268.48, 527,544.03 and 210,199.55 is: 290,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,268.48 : 527,544.03 = 210,199.55 : x
  2. Step 2: Convert to fraction form
    382,268.48/527,544.03 = 210,199.55/x
  3. Step 3: Cross multiply
    382,268.48x = 527,544.03 × 210,199.55
  4. Step 4: Simplify right side
    382,268.48x = 110,889,515,073.47
  5. Step 5: Solve for x
    x = 110,889,515,073.47/382,268.48
  6. Step 6: Final answer
    x = 290,082.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.