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Finding the Fourth Proportional to 526.08, 789.10 and 294.92

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Solution

The fourth proportional to 526.08, 789.10 and 294.92 is: 442.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.08 : 789.10 = 294.92 : x
  2. Step 2: Convert to fraction form
    526.08/789.10 = 294.92/x
  3. Step 3: Cross multiply
    526.08x = 789.10 × 294.92
  4. Step 4: Simplify right side
    526.08x = 232,721.37
  5. Step 5: Solve for x
    x = 232,721.37/526.08
  6. Step 6: Final answer
    x = 442.37

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1.5x scale

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.