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Finding the Fourth Proportional to 675.04, 1,013.10 and 350.62

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Solution

The fourth proportional to 675.04, 1,013.10 and 350.62 is: 526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.04 : 1,013.10 = 350.62 : x
  2. Step 2: Convert to fraction form
    675.04/1,013.10 = 350.62/x
  3. Step 3: Cross multiply
    675.04x = 1,013.10 × 350.62
  4. Step 4: Simplify right side
    675.04x = 355,213.12
  5. Step 5: Solve for x
    x = 355,213.12/675.04
  6. Step 6: Final answer
    x = 526.21

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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.