Home / 845,959.40-1,167,466.82-464,021.80

Finding the Fourth Proportional to 845,959.40, 1,167,466.82 and 464,021.80

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Solution

The fourth proportional to 845,959.40, 1,167,466.82 and 464,021.80 is: 640,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,959.40 : 1,167,466.82 = 464,021.80 : x
  2. Step 2: Convert to fraction form
    845,959.40/1,167,466.82 = 464,021.80/x
  3. Step 3: Cross multiply
    845,959.40x = 1,167,466.82 × 464,021.80
  4. Step 4: Simplify right side
    845,959.40x = 541,730,055,256.68
  5. Step 5: Solve for x
    x = 541,730,055,256.68/845,959.40
  6. Step 6: Final answer
    x = 640,373.59

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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.