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Finding the Fourth Proportional to 587.02, 880.63 and 196.98

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Solution

The fourth proportional to 587.02, 880.63 and 196.98 is: 295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.02 : 880.63 = 196.98 : x
  2. Step 2: Convert to fraction form
    587.02/880.63 = 196.98/x
  3. Step 3: Cross multiply
    587.02x = 880.63 × 196.98
  4. Step 4: Simplify right side
    587.02x = 173,466.50
  5. Step 5: Solve for x
    x = 173,466.50/587.02
  6. Step 6: Final answer
    x = 295.50

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1.5x scale

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.