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Finding the Fourth Proportional to 568.96, 852.06 and 554.36

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Solution

The fourth proportional to 568.96, 852.06 and 554.36 is: 830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.96 : 852.06 = 554.36 : x
  2. Step 2: Convert to fraction form
    568.96/852.06 = 554.36/x
  3. Step 3: Cross multiply
    568.96x = 852.06 × 554.36
  4. Step 4: Simplify right side
    568.96x = 472,347.98
  5. Step 5: Solve for x
    x = 472,347.98/568.96
  6. Step 6: Final answer
    x = 830.20

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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.