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Finding the Fourth Proportional to 526.93, 790.28 and 295.92

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Solution

The fourth proportional to 526.93, 790.28 and 295.92 is: 443.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.93 : 790.28 = 295.92 : x
  2. Step 2: Convert to fraction form
    526.93/790.28 = 295.92/x
  3. Step 3: Cross multiply
    526.93x = 790.28 × 295.92
  4. Step 4: Simplify right side
    526.93x = 233,862.25
  5. Step 5: Solve for x
    x = 233,862.25/526.93
  6. Step 6: Final answer
    x = 443.82

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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.