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Finding the Fourth Proportional to 601.24, 829.56 and 552.12

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Solution

The fourth proportional to 601.24, 829.56 and 552.12 is: 761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.24 : 829.56 = 552.12 : x
  2. Step 2: Convert to fraction form
    601.24/829.56 = 552.12/x
  3. Step 3: Cross multiply
    601.24x = 829.56 × 552.12
  4. Step 4: Simplify right side
    601.24x = 458,016.67
  5. Step 5: Solve for x
    x = 458,016.67/601.24
  6. Step 6: Final answer
    x = 761.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.