Home / 809,079.99-1,214,365.38-410,003.52

Finding the Fourth Proportional to 809,079.99, 1,214,365.38 and 410,003.52

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Solution

The fourth proportional to 809,079.99, 1,214,365.38 and 410,003.52 is: 615,383.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,079.99 : 1,214,365.38 = 410,003.52 : x
  2. Step 2: Convert to fraction form
    809,079.99/1,214,365.38 = 410,003.52/x
  3. Step 3: Cross multiply
    809,079.99x = 1,214,365.38 × 410,003.52
  4. Step 4: Simplify right side
    809,079.99x = 497,894,080,366.14
  5. Step 5: Solve for x
    x = 497,894,080,366.14/809,079.99
  6. Step 6: Final answer
    x = 615,383.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.