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Finding the Fourth Proportional to 595.05, 891.65 and 351.30

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Solution

The fourth proportional to 595.05, 891.65 and 351.30 is: 526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.05 : 891.65 = 351.30 : x
  2. Step 2: Convert to fraction form
    595.05/891.65 = 351.30/x
  3. Step 3: Cross multiply
    595.05x = 891.65 × 351.30
  4. Step 4: Simplify right side
    595.05x = 313,234.89
  5. Step 5: Solve for x
    x = 313,234.89/595.05
  6. Step 6: Final answer
    x = 526.40

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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.