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Finding the Fourth Proportional to 1,950.52, 2,925.34 and 563.55

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Solution

The fourth proportional to 1,950.52, 2,925.34 and 563.55 is: 845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.52 : 2,925.34 = 563.55 : x
  2. Step 2: Convert to fraction form
    1,950.52/2,925.34 = 563.55/x
  3. Step 3: Cross multiply
    1,950.52x = 2,925.34 × 563.55
  4. Step 4: Simplify right side
    1,950.52x = 1,648,575.36
  5. Step 5: Solve for x
    x = 1,648,575.36/1,950.52
  6. Step 6: Final answer
    x = 845.20

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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.