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Finding the Fourth Proportional to 635,259.92, 876,681.24 and 348,801.92

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Solution

The fourth proportional to 635,259.92, 876,681.24 and 348,801.92 is: 481,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,259.92 : 876,681.24 = 348,801.92 : x
  2. Step 2: Convert to fraction form
    635,259.92/876,681.24 = 348,801.92/x
  3. Step 3: Cross multiply
    635,259.92x = 876,681.24 × 348,801.92
  4. Step 4: Simplify right side
    635,259.92x = 305,788,099,739.98
  5. Step 5: Solve for x
    x = 305,788,099,739.98/635,259.92
  6. Step 6: Final answer
    x = 481,359.03

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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.