Home / 888,819.30-1,226,569.84-501,716.22

Finding the Fourth Proportional to 888,819.30, 1,226,569.84 and 501,716.22

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Solution

The fourth proportional to 888,819.30, 1,226,569.84 and 501,716.22 is: 692,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,819.30 : 1,226,569.84 = 501,716.22 : x
  2. Step 2: Convert to fraction form
    888,819.30/1,226,569.84 = 501,716.22/x
  3. Step 3: Cross multiply
    888,819.30x = 1,226,569.84 × 501,716.22
  4. Step 4: Simplify right side
    888,819.30x = 615,389,983,690.81
  5. Step 5: Solve for x
    x = 615,389,983,690.81/888,819.30
  6. Step 6: Final answer
    x = 692,367.94

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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.