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Finding the Fourth Proportional to 597.69, 824.67 and 457.95

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Solution

The fourth proportional to 597.69, 824.67 and 457.95 is: 631.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.69 : 824.67 = 457.95 : x
  2. Step 2: Convert to fraction form
    597.69/824.67 = 457.95/x
  3. Step 3: Cross multiply
    597.69x = 824.67 × 457.95
  4. Step 4: Simplify right side
    597.69x = 377,657.63
  5. Step 5: Solve for x
    x = 377,657.63/597.69
  6. Step 6: Final answer
    x = 631.86

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Double scale
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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.