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Finding the Fourth Proportional to 635,994.34, 877,790.43 and 364,062.24

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Solution

The fourth proportional to 635,994.34, 877,790.43 and 364,062.24 is: 502,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,994.34 : 877,790.43 = 364,062.24 : x
  2. Step 2: Convert to fraction form
    635,994.34/877,790.43 = 364,062.24/x
  3. Step 3: Cross multiply
    635,994.34x = 877,790.43 × 364,062.24
  4. Step 4: Simplify right side
    635,994.34x = 319,570,353,969.22
  5. Step 5: Solve for x
    x = 319,570,353,969.22/635,994.34
  6. Step 6: Final answer
    x = 502,473.58

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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.