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Finding the Fourth Proportional to 597,615.13, 824,708.89 and 329,343.13

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Solution

The fourth proportional to 597,615.13, 824,708.89 and 329,343.13 is: 454,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,615.13 : 824,708.89 = 329,343.13 : x
  2. Step 2: Convert to fraction form
    597,615.13/824,708.89 = 329,343.13/x
  3. Step 3: Cross multiply
    597,615.13x = 824,708.89 × 329,343.13
  4. Step 4: Simplify right side
    597,615.13x = 271,612,207,171.43
  5. Step 5: Solve for x
    x = 271,612,207,171.43/597,615.13
  6. Step 6: Final answer
    x = 454,493.53

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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.