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Finding the Fourth Proportional to 418,249.53, 577,186.41 and 246,173.94

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Solution

The fourth proportional to 418,249.53, 577,186.41 and 246,173.94 is: 339,721.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,249.53 : 577,186.41 = 246,173.94 : x
  2. Step 2: Convert to fraction form
    418,249.53/577,186.41 = 246,173.94/x
  3. Step 3: Cross multiply
    418,249.53x = 577,186.41 × 246,173.94
  4. Step 4: Simplify right side
    418,249.53x = 142,088,252,664.16
  5. Step 5: Solve for x
    x = 142,088,252,664.16/418,249.53
  6. Step 6: Final answer
    x = 339,721.25

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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.