Home / 845,958.90-1,167,466.13-464,021.30

Finding the Fourth Proportional to 845,958.90, 1,167,466.13 and 464,021.30

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Solution

The fourth proportional to 845,958.90, 1,167,466.13 and 464,021.30 is: 640,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,958.90 : 1,167,466.13 = 464,021.30 : x
  2. Step 2: Convert to fraction form
    845,958.90/1,167,466.13 = 464,021.30/x
  3. Step 3: Cross multiply
    845,958.90x = 1,167,466.13 × 464,021.30
  4. Step 4: Simplify right side
    845,958.90x = 541,729,151,348.57
  5. Step 5: Solve for x
    x = 541,729,151,348.57/845,958.90
  6. Step 6: Final answer
    x = 640,372.90

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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.