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Finding the Fourth Proportional to 673.32, 1,010.04 and 240.52

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Solution

The fourth proportional to 673.32, 1,010.04 and 240.52 is: 360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.32 : 1,010.04 = 240.52 : x
  2. Step 2: Convert to fraction form
    673.32/1,010.04 = 240.52/x
  3. Step 3: Cross multiply
    673.32x = 1,010.04 × 240.52
  4. Step 4: Simplify right side
    673.32x = 242,934.82
  5. Step 5: Solve for x
    x = 242,934.82/673.32
  6. Step 6: Final answer
    x = 360.80

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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.