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Finding the Fourth Proportional to 453.35, 683.13 and 373.97

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Solution

The fourth proportional to 453.35, 683.13 and 373.97 is: 563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.35 : 683.13 = 373.97 : x
  2. Step 2: Convert to fraction form
    453.35/683.13 = 373.97/x
  3. Step 3: Cross multiply
    453.35x = 683.13 × 373.97
  4. Step 4: Simplify right side
    453.35x = 255,470.13
  5. Step 5: Solve for x
    x = 255,470.13/453.35
  6. Step 6: Final answer
    x = 563.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.