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Finding the Fourth Proportional to 1,035.02, 1,552.55 and 351.02

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Solution

The fourth proportional to 1,035.02, 1,552.55 and 351.02 is: 526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.02 : 1,552.55 = 351.02 : x
  2. Step 2: Convert to fraction form
    1,035.02/1,552.55 = 351.02/x
  3. Step 3: Cross multiply
    1,035.02x = 1,552.55 × 351.02
  4. Step 4: Simplify right side
    1,035.02x = 544,976.10
  5. Step 5: Solve for x
    x = 544,976.10/1,035.02
  6. Step 6: Final answer
    x = 526.54

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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.