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Finding the Fourth Proportional to 595.06, 891.96 and 378.76

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Solution

The fourth proportional to 595.06, 891.96 and 378.76 is: 567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.06 : 891.96 = 378.76 : x
  2. Step 2: Convert to fraction form
    595.06/891.96 = 378.76/x
  3. Step 3: Cross multiply
    595.06x = 891.96 × 378.76
  4. Step 4: Simplify right side
    595.06x = 337,838.77
  5. Step 5: Solve for x
    x = 337,838.77/595.06
  6. Step 6: Final answer
    x = 567.74

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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.