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Finding the Fourth Proportional to 673.35, 1,010.03 and 673.35

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Solution

The fourth proportional to 673.35, 1,010.03 and 673.35 is: 1,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.35 : 1,010.03 = 673.35 : x
  2. Step 2: Convert to fraction form
    673.35/1,010.03 = 673.35/x
  3. Step 3: Cross multiply
    673.35x = 1,010.03 × 673.35
  4. Step 4: Simplify right side
    673.35x = 680,100.33
  5. Step 5: Solve for x
    x = 680,100.33/673.35
  6. Step 6: Final answer
    x = 1,010.03

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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.