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Finding the Fourth Proportional to 555,284.88, 833,270.04 and 218,266.56

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Solution

The fourth proportional to 555,284.88, 833,270.04 and 218,266.56 is: 327,534.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,284.88 : 833,270.04 = 218,266.56 : x
  2. Step 2: Convert to fraction form
    555,284.88/833,270.04 = 218,266.56/x
  3. Step 3: Cross multiply
    555,284.88x = 833,270.04 × 218,266.56
  4. Step 4: Simplify right side
    555,284.88x = 181,874,985,181.86
  5. Step 5: Solve for x
    x = 181,874,985,181.86/555,284.88
  6. Step 6: Final answer
    x = 327,534.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.