Home / 807,110.64-1,210,245.56-301,255.58

Finding the Fourth Proportional to 807,110.64, 1,210,245.56 and 301,255.58

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Solution

The fourth proportional to 807,110.64, 1,210,245.56 and 301,255.58 is: 451,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,110.64 : 1,210,245.56 = 301,255.58 : x
  2. Step 2: Convert to fraction form
    807,110.64/1,210,245.56 = 301,255.58/x
  3. Step 3: Cross multiply
    807,110.64x = 1,210,245.56 × 301,255.58
  4. Step 4: Simplify right side
    807,110.64x = 364,593,228,120.23
  5. Step 5: Solve for x
    x = 364,593,228,120.23/807,110.64
  6. Step 6: Final answer
    x = 451,726.45

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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.