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Finding the Fourth Proportional to 597,838.79, 825,010.70 and 325,900.68

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Solution

The fourth proportional to 597,838.79, 825,010.70 and 325,900.68 is: 449,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,838.79 : 825,010.70 = 325,900.68 : x
  2. Step 2: Convert to fraction form
    597,838.79/825,010.70 = 325,900.68/x
  3. Step 3: Cross multiply
    597,838.79x = 825,010.70 × 325,900.68
  4. Step 4: Simplify right side
    597,838.79x = 268,871,546,507.77
  5. Step 5: Solve for x
    x = 268,871,546,507.77/597,838.79
  6. Step 6: Final answer
    x = 449,739.22

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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.