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Finding the Fourth Proportional to 590,308.29, 814,621.64 and 335,659.46

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Solution

The fourth proportional to 590,308.29, 814,621.64 and 335,659.46 is: 463,207.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,308.29 : 814,621.64 = 335,659.46 : x
  2. Step 2: Convert to fraction form
    590,308.29/814,621.64 = 335,659.46/x
  3. Step 3: Cross multiply
    590,308.29x = 814,621.64 × 335,659.46
  4. Step 4: Simplify right side
    590,308.29x = 273,435,454,035.31
  5. Step 5: Solve for x
    x = 273,435,454,035.31/590,308.29
  6. Step 6: Final answer
    x = 463,207.88

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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.