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Finding the Fourth Proportional to 595.66, 893.12 and 266.53

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Solution

The fourth proportional to 595.66, 893.12 and 266.53 is: 399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.66 : 893.12 = 266.53 : x
  2. Step 2: Convert to fraction form
    595.66/893.12 = 266.53/x
  3. Step 3: Cross multiply
    595.66x = 893.12 × 266.53
  4. Step 4: Simplify right side
    595.66x = 238,045.84
  5. Step 5: Solve for x
    x = 238,045.84/595.66
  6. Step 6: Final answer
    x = 399.64

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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.