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Finding the Fourth Proportional to 635,340.30, 876,848.61 and 363,370.44

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Solution

The fourth proportional to 635,340.30, 876,848.61 and 363,370.44 is: 501,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,340.30 : 876,848.61 = 363,370.44 : x
  2. Step 2: Convert to fraction form
    635,340.30/876,848.61 = 363,370.44/x
  3. Step 3: Cross multiply
    635,340.30x = 876,848.61 × 363,370.44
  4. Step 4: Simplify right side
    635,340.30x = 318,620,867,835.95
  5. Step 5: Solve for x
    x = 318,620,867,835.95/635,340.30
  6. Step 6: Final answer
    x = 501,496.39

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1.5x scale

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.