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Finding the Fourth Proportional to 597,609.60, 824,690.36 and 325,679.84

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Solution

The fourth proportional to 597,609.60, 824,690.36 and 325,679.84 is: 449,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,609.60 : 824,690.36 = 325,679.84 : x
  2. Step 2: Convert to fraction form
    597,609.60/824,690.36 = 325,679.84/x
  3. Step 3: Cross multiply
    597,609.60x = 824,690.36 × 325,679.84
  4. Step 4: Simplify right side
    597,609.60x = 268,585,024,277.68
  5. Step 5: Solve for x
    x = 268,585,024,277.68/597,609.60
  6. Step 6: Final answer
    x = 449,432.25

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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.