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Finding the Fourth Proportional to 555.05, 832.01 and 372.02

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Solution

The fourth proportional to 555.05, 832.01 and 372.02 is: 557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.05 : 832.01 = 372.02 : x
  2. Step 2: Convert to fraction form
    555.05/832.01 = 372.02/x
  3. Step 3: Cross multiply
    555.05x = 832.01 × 372.02
  4. Step 4: Simplify right side
    555.05x = 309,524.36
  5. Step 5: Solve for x
    x = 309,524.36/555.05
  6. Step 6: Final answer
    x = 557.66

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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.