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Finding the Fourth Proportional to 338,603.66, 467,270.48 and 185,640.02

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Solution

The fourth proportional to 338,603.66, 467,270.48 and 185,640.02 is: 256,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,603.66 : 467,270.48 = 185,640.02 : x
  2. Step 2: Convert to fraction form
    338,603.66/467,270.48 = 185,640.02/x
  3. Step 3: Cross multiply
    338,603.66x = 467,270.48 × 185,640.02
  4. Step 4: Simplify right side
    338,603.66x = 86,744,101,252.61
  5. Step 5: Solve for x
    x = 86,744,101,252.61/338,603.66
  6. Step 6: Final answer
    x = 256,181.82

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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.