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Finding the Fourth Proportional to 635,124.04, 876,467.70 and 348,649

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Solution

The fourth proportional to 635,124.04, 876,467.70 and 348,649 is: 481,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,124.04 : 876,467.70 = 348,649 : x
  2. Step 2: Convert to fraction form
    635,124.04/876,467.70 = 348,649/x
  3. Step 3: Cross multiply
    635,124.04x = 876,467.70 × 348,649
  4. Step 4: Simplify right side
    635,124.04x = 305,579,587,137.30
  5. Step 5: Solve for x
    x = 305,579,587,137.30/635,124.04
  6. Step 6: Final answer
    x = 481,133.71

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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.