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Finding the Fourth Proportional to 526.10, 788.90 and 237.36

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Solution

The fourth proportional to 526.10, 788.90 and 237.36 is: 355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.10 : 788.90 = 237.36 : x
  2. Step 2: Convert to fraction form
    526.10/788.90 = 237.36/x
  3. Step 3: Cross multiply
    526.10x = 788.90 × 237.36
  4. Step 4: Simplify right side
    526.10x = 187,253.30
  5. Step 5: Solve for x
    x = 187,253.30/526.10
  6. Step 6: Final answer
    x = 355.93

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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.