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Finding the Fourth Proportional to 555,274.36, 833,254.14 and 218,255.88

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Solution

The fourth proportional to 555,274.36, 833,254.14 and 218,255.88 is: 327,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,274.36 : 833,254.14 = 218,255.88 : x
  2. Step 2: Convert to fraction form
    555,274.36/833,254.14 = 218,255.88/x
  3. Step 3: Cross multiply
    555,274.36x = 833,254.14 × 218,255.88
  4. Step 4: Simplify right side
    555,274.36x = 181,862,615,589.34
  5. Step 5: Solve for x
    x = 181,862,615,589.34/555,274.36
  6. Step 6: Final answer
    x = 327,518.48

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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.