Home / 412,537.02-569,327.40-231,249.03

Finding the Fourth Proportional to 412,537.02, 569,327.40 and 231,249.03

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Solution

The fourth proportional to 412,537.02, 569,327.40 and 231,249.03 is: 319,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,537.02 : 569,327.40 = 231,249.03 : x
  2. Step 2: Convert to fraction form
    412,537.02/569,327.40 = 231,249.03/x
  3. Step 3: Cross multiply
    412,537.02x = 569,327.40 × 231,249.03
  4. Step 4: Simplify right side
    412,537.02x = 131,656,409,002.42
  5. Step 5: Solve for x
    x = 131,656,409,002.42/412,537.02
  6. Step 6: Final answer
    x = 319,138.41

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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.