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Finding the Fourth Proportional to 597,599.30, 824,663.03 and 325,661.40

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Solution

The fourth proportional to 597,599.30, 824,663.03 and 325,661.40 is: 449,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,599.30 : 824,663.03 = 325,661.40 : x
  2. Step 2: Convert to fraction form
    597,599.30/824,663.03 = 325,661.40/x
  3. Step 3: Cross multiply
    597,599.30x = 824,663.03 × 325,661.40
  4. Step 4: Simplify right side
    597,599.30x = 268,560,915,249.74
  5. Step 5: Solve for x
    x = 268,560,915,249.74/597,599.30
  6. Step 6: Final answer
    x = 449,399.65

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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.