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Finding the Fourth Proportional to 597,575.80, 824,630.60 and 325,637.86

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Solution

The fourth proportional to 597,575.80, 824,630.60 and 325,637.86 is: 449,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,575.80 : 824,630.60 = 325,637.86 : x
  2. Step 2: Convert to fraction form
    597,575.80/824,630.60 = 325,637.86/x
  3. Step 3: Cross multiply
    597,575.80x = 824,630.60 × 325,637.86
  4. Step 4: Simplify right side
    597,575.80x = 268,530,947,316.09
  5. Step 5: Solve for x
    x = 268,530,947,316.09/597,575.80
  6. Step 6: Final answer
    x = 449,367.17

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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.