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Finding the Fourth Proportional to 635,530.77, 877,060.04 and 363,683.97

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Solution

The fourth proportional to 635,530.77, 877,060.04 and 363,683.97 is: 501,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,530.77 : 877,060.04 = 363,683.97 : x
  2. Step 2: Convert to fraction form
    635,530.77/877,060.04 = 363,683.97/x
  3. Step 3: Cross multiply
    635,530.77x = 877,060.04 × 363,683.97
  4. Step 4: Simplify right side
    635,530.77x = 318,972,675,457.14
  5. Step 5: Solve for x
    x = 318,972,675,457.14/635,530.77
  6. Step 6: Final answer
    x = 501,899.66

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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.