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Finding the Fourth Proportional to 882.04, 1,323.60 and 497.56

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Solution

The fourth proportional to 882.04, 1,323.60 and 497.56 is: 746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.04 : 1,323.60 = 497.56 : x
  2. Step 2: Convert to fraction form
    882.04/1,323.60 = 497.56/x
  3. Step 3: Cross multiply
    882.04x = 1,323.60 × 497.56
  4. Step 4: Simplify right side
    882.04x = 658,570.42
  5. Step 5: Solve for x
    x = 658,570.42/882.04
  6. Step 6: Final answer
    x = 746.64

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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.