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Finding the Fourth Proportional to 597,600.73, 824,689 and 329,328.73

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Solution

The fourth proportional to 597,600.73, 824,689 and 329,328.73 is: 454,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,600.73 : 824,689 = 329,328.73 : x
  2. Step 2: Convert to fraction form
    597,600.73/824,689 = 329,328.73/x
  3. Step 3: Cross multiply
    597,600.73x = 824,689 × 329,328.73
  4. Step 4: Simplify right side
    597,600.73x = 271,593,781,014.97
  5. Step 5: Solve for x
    x = 271,593,781,014.97/597,600.73
  6. Step 6: Final answer
    x = 454,473.64

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Double scale
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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.