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Finding the Fourth Proportional to 595.12, 893.28 and 306.76

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Solution

The fourth proportional to 595.12, 893.28 and 306.76 is: 460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.12 : 893.28 = 306.76 : x
  2. Step 2: Convert to fraction form
    595.12/893.28 = 306.76/x
  3. Step 3: Cross multiply
    595.12x = 893.28 × 306.76
  4. Step 4: Simplify right side
    595.12x = 274,022.57
  5. Step 5: Solve for x
    x = 274,022.57/595.12
  6. Step 6: Final answer
    x = 460.45

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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.