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Finding the Fourth Proportional to 526.94, 790.52 and 202.54

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Solution

The fourth proportional to 526.94, 790.52 and 202.54 is: 303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.94 : 790.52 = 202.54 : x
  2. Step 2: Convert to fraction form
    526.94/790.52 = 202.54/x
  3. Step 3: Cross multiply
    526.94x = 790.52 × 202.54
  4. Step 4: Simplify right side
    526.94x = 160,111.92
  5. Step 5: Solve for x
    x = 160,111.92/526.94
  6. Step 6: Final answer
    x = 303.85

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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.