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Finding the Fourth Proportional to 1,000.27, 1,500.41 and 351.01

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Solution

The fourth proportional to 1,000.27, 1,500.41 and 351.01 is: 526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.27 : 1,500.41 = 351.01 : x
  2. Step 2: Convert to fraction form
    1,000.27/1,500.41 = 351.01/x
  3. Step 3: Cross multiply
    1,000.27x = 1,500.41 × 351.01
  4. Step 4: Simplify right side
    1,000.27x = 526,658.91
  5. Step 5: Solve for x
    x = 526,658.91/1,000.27
  6. Step 6: Final answer
    x = 526.52

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1.5x scale

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.