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Finding the Fourth Proportional to 568.77, 848.82 and 554.19

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Solution

The fourth proportional to 568.77, 848.82 and 554.19 is: 827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.77 : 848.82 = 554.19 : x
  2. Step 2: Convert to fraction form
    568.77/848.82 = 554.19/x
  3. Step 3: Cross multiply
    568.77x = 848.82 × 554.19
  4. Step 4: Simplify right side
    568.77x = 470,406.45
  5. Step 5: Solve for x
    x = 470,406.45/568.77
  6. Step 6: Final answer
    x = 827.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.