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Finding the Fourth Proportional to 526.99, 789.98 and 295.65

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Solution

The fourth proportional to 526.99, 789.98 and 295.65 is: 443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.99 : 789.98 = 295.65 : x
  2. Step 2: Convert to fraction form
    526.99/789.98 = 295.65/x
  3. Step 3: Cross multiply
    526.99x = 789.98 × 295.65
  4. Step 4: Simplify right side
    526.99x = 233,557.59
  5. Step 5: Solve for x
    x = 233,557.59/526.99
  6. Step 6: Final answer
    x = 443.19

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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.