Home / 809,418.32-1,117,990.74-606,377.24

Finding the Fourth Proportional to 809,418.32, 1,117,990.74 and 606,377.24

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Solution

The fourth proportional to 809,418.32, 1,117,990.74 and 606,377.24 is: 837,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,418.32 : 1,117,990.74 = 606,377.24 : x
  2. Step 2: Convert to fraction form
    809,418.32/1,117,990.74 = 606,377.24/x
  3. Step 3: Cross multiply
    809,418.32x = 1,117,990.74 × 606,377.24
  4. Step 4: Simplify right side
    809,418.32x = 677,924,139,266.76
  5. Step 5: Solve for x
    x = 677,924,139,266.76/809,418.32
  6. Step 6: Final answer
    x = 837,544.84

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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.