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Finding the Fourth Proportional to 565.99, 848.70 and 200.72

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Solution

The fourth proportional to 565.99, 848.70 and 200.72 is: 300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.99 : 848.70 = 200.72 : x
  2. Step 2: Convert to fraction form
    565.99/848.70 = 200.72/x
  3. Step 3: Cross multiply
    565.99x = 848.70 × 200.72
  4. Step 4: Simplify right side
    565.99x = 170,353.19
  5. Step 5: Solve for x
    x = 170,353.19/565.99
  6. Step 6: Final answer
    x = 300.98

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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.