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Finding the Fourth Proportional to 447,249.56, 617,204.40 and 246,045.56

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Solution

The fourth proportional to 447,249.56, 617,204.40 and 246,045.56 is: 339,542.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,249.56 : 617,204.40 = 246,045.56 : x
  2. Step 2: Convert to fraction form
    447,249.56/617,204.40 = 246,045.56/x
  3. Step 3: Cross multiply
    447,249.56x = 617,204.40 × 246,045.56
  4. Step 4: Simplify right side
    447,249.56x = 151,860,402,232.46
  5. Step 5: Solve for x
    x = 151,860,402,232.46/447,249.56
  6. Step 6: Final answer
    x = 339,542.88

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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.