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Finding the Fourth Proportional to 590.87, 886.47 and 526.32

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Solution

The fourth proportional to 590.87, 886.47 and 526.32 is: 789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.87 : 886.47 = 526.32 : x
  2. Step 2: Convert to fraction form
    590.87/886.47 = 526.32/x
  3. Step 3: Cross multiply
    590.87x = 886.47 × 526.32
  4. Step 4: Simplify right side
    590.87x = 466,566.89
  5. Step 5: Solve for x
    x = 466,566.89/590.87
  6. Step 6: Final answer
    x = 789.63

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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.