Home / 845,921.88-1,167,388.20-463,968

Finding the Fourth Proportional to 845,921.88, 1,167,388.20 and 463,968

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Solution

The fourth proportional to 845,921.88, 1,167,388.20 and 463,968 is: 640,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,921.88 : 1,167,388.20 = 463,968 : x
  2. Step 2: Convert to fraction form
    845,921.88/1,167,388.20 = 463,968/x
  3. Step 3: Cross multiply
    845,921.88x = 1,167,388.20 × 463,968
  4. Step 4: Simplify right side
    845,921.88x = 541,630,768,377.60
  5. Step 5: Solve for x
    x = 541,630,768,377.60/845,921.88
  6. Step 6: Final answer
    x = 640,284.62

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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.