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Finding the Fourth Proportional to 635,259.24, 876,659.50 and 348,797.88

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Solution

The fourth proportional to 635,259.24, 876,659.50 and 348,797.88 is: 481,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,259.24 : 876,659.50 = 348,797.88 : x
  2. Step 2: Convert to fraction form
    635,259.24/876,659.50 = 348,797.88/x
  3. Step 3: Cross multiply
    635,259.24x = 876,659.50 × 348,797.88
  4. Step 4: Simplify right side
    635,259.24x = 305,776,975,081.86
  5. Step 5: Solve for x
    x = 305,776,975,081.86/635,259.24
  6. Step 6: Final answer
    x = 481,342.03

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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.