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Finding the Fourth Proportional to 635,733.54, 877,361.49 and 363,886.74

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Solution

The fourth proportional to 635,733.54, 877,361.49 and 363,886.74 is: 502,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,733.54 : 877,361.49 = 363,886.74 : x
  2. Step 2: Convert to fraction form
    635,733.54/877,361.49 = 363,886.74/x
  3. Step 3: Cross multiply
    635,733.54x = 877,361.49 × 363,886.74
  4. Step 4: Simplify right side
    635,733.54x = 319,260,212,397.64
  5. Step 5: Solve for x
    x = 319,260,212,397.64/635,733.54
  6. Step 6: Final answer
    x = 502,191.87

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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.