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Finding the Fourth Proportional to 595.26, 891.15 and 347.70

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Solution

The fourth proportional to 595.26, 891.15 and 347.70 is: 520.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.26 : 891.15 = 347.70 : x
  2. Step 2: Convert to fraction form
    595.26/891.15 = 347.70/x
  3. Step 3: Cross multiply
    595.26x = 891.15 × 347.70
  4. Step 4: Simplify right side
    595.26x = 309,854.89
  5. Step 5: Solve for x
    x = 309,854.89/595.26
  6. Step 6: Final answer
    x = 520.54

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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.