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Finding the Fourth Proportional to 635,730.42, 877,357.16 and 363,883.59

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Solution

The fourth proportional to 635,730.42, 877,357.16 and 363,883.59 is: 502,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,730.42 : 877,357.16 = 363,883.59 : x
  2. Step 2: Convert to fraction form
    635,730.42/877,357.16 = 363,883.59/x
  3. Step 3: Cross multiply
    635,730.42x = 877,357.16 × 363,883.59
  4. Step 4: Simplify right side
    635,730.42x = 319,255,873,093.00
  5. Step 5: Solve for x
    x = 319,255,873,093.00/635,730.42
  6. Step 6: Final answer
    x = 502,187.50

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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.