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Finding the Fourth Proportional to 565.02, 846.99 and 307.98

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Solution

The fourth proportional to 565.02, 846.99 and 307.98 is: 461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.02 : 846.99 = 307.98 : x
  2. Step 2: Convert to fraction form
    565.02/846.99 = 307.98/x
  3. Step 3: Cross multiply
    565.02x = 846.99 × 307.98
  4. Step 4: Simplify right side
    565.02x = 260,855.98
  5. Step 5: Solve for x
    x = 260,855.98/565.02
  6. Step 6: Final answer
    x = 461.68

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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.