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Finding the Fourth Proportional to 597.61, 824.45 and 348.84

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Solution

The fourth proportional to 597.61, 824.45 and 348.84 is: 481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.61 : 824.45 = 348.84 : x
  2. Step 2: Convert to fraction form
    597.61/824.45 = 348.84/x
  3. Step 3: Cross multiply
    597.61x = 824.45 × 348.84
  4. Step 4: Simplify right side
    597.61x = 287,599.39
  5. Step 5: Solve for x
    x = 287,599.39/597.61
  6. Step 6: Final answer
    x = 481.25

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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.