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Finding the Fourth Proportional to 674.04, 1,010.02 and 465.56

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Solution

The fourth proportional to 674.04, 1,010.02 and 465.56 is: 697.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    674.04 : 1,010.02 = 465.56 : x
  2. Step 2: Convert to fraction form
    674.04/1,010.02 = 465.56/x
  3. Step 3: Cross multiply
    674.04x = 1,010.02 × 465.56
  4. Step 4: Simplify right side
    674.04x = 470,224.91
  5. Step 5: Solve for x
    x = 470,224.91/674.04
  6. Step 6: Final answer
    x = 697.62

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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.