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Finding the Fourth Proportional to 339,570.74, 468,604.86 and 184,520.66

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Solution

The fourth proportional to 339,570.74, 468,604.86 and 184,520.66 is: 254,637.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,570.74 : 468,604.86 = 184,520.66 : x
  2. Step 2: Convert to fraction form
    339,570.74/468,604.86 = 184,520.66/x
  3. Step 3: Cross multiply
    339,570.74x = 468,604.86 × 184,520.66
  4. Step 4: Simplify right side
    339,570.74x = 86,467,278,046.41
  5. Step 5: Solve for x
    x = 86,467,278,046.41/339,570.74
  6. Step 6: Final answer
    x = 254,637.01

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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.