Home / 808,874.43-1,116,651.21-503,049.33

Finding the Fourth Proportional to 808,874.43, 1,116,651.21 and 503,049.33

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Solution

The fourth proportional to 808,874.43, 1,116,651.21 and 503,049.33 is: 694,459.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,874.43 : 1,116,651.21 = 503,049.33 : x
  2. Step 2: Convert to fraction form
    808,874.43/1,116,651.21 = 503,049.33/x
  3. Step 3: Cross multiply
    808,874.43x = 1,116,651.21 × 503,049.33
  4. Step 4: Simplify right side
    808,874.43x = 561,730,643,034.19
  5. Step 5: Solve for x
    x = 561,730,643,034.19/808,874.43
  6. Step 6: Final answer
    x = 694,459.64

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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.