Home / 406,408.02-560,847.57-225,122.73

Finding the Fourth Proportional to 406,408.02, 560,847.57 and 225,122.73

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Solution

The fourth proportional to 406,408.02, 560,847.57 and 225,122.73 is: 310,671.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,408.02 : 560,847.57 = 225,122.73 : x
  2. Step 2: Convert to fraction form
    406,408.02/560,847.57 = 225,122.73/x
  3. Step 3: Cross multiply
    406,408.02x = 560,847.57 × 225,122.73
  4. Step 4: Simplify right side
    406,408.02x = 126,259,536,072.27
  5. Step 5: Solve for x
    x = 126,259,536,072.27/406,408.02
  6. Step 6: Final answer
    x = 310,671.86

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1.5x scale

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.