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Finding the Fourth Proportional to 598.07, 825.54 and 440.88

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Solution

The fourth proportional to 598.07, 825.54 and 440.88 is: 608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.07 : 825.54 = 440.88 : x
  2. Step 2: Convert to fraction form
    598.07/825.54 = 440.88/x
  3. Step 3: Cross multiply
    598.07x = 825.54 × 440.88
  4. Step 4: Simplify right side
    598.07x = 363,964.08
  5. Step 5: Solve for x
    x = 363,964.08/598.07
  6. Step 6: Final answer
    x = 608.57

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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.