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Finding the Fourth Proportional to 595.44, 891.72 and 402.48

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Solution

The fourth proportional to 595.44, 891.72 and 402.48 is: 602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.44 : 891.72 = 402.48 : x
  2. Step 2: Convert to fraction form
    595.44/891.72 = 402.48/x
  3. Step 3: Cross multiply
    595.44x = 891.72 × 402.48
  4. Step 4: Simplify right side
    595.44x = 358,899.47
  5. Step 5: Solve for x
    x = 358,899.47/595.44
  6. Step 6: Final answer
    x = 602.75

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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.