Home / 804,932.40-1,207,398.60-744,106.80

Finding the Fourth Proportional to 804,932.40, 1,207,398.60 and 744,106.80

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Solution

The fourth proportional to 804,932.40, 1,207,398.60 and 744,106.80 is: 1,116,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,932.40 : 1,207,398.60 = 744,106.80 : x
  2. Step 2: Convert to fraction form
    804,932.40/1,207,398.60 = 744,106.80/x
  3. Step 3: Cross multiply
    804,932.40x = 1,207,398.60 × 744,106.80
  4. Step 4: Simplify right side
    804,932.40x = 898,433,508,570.48
  5. Step 5: Solve for x
    x = 898,433,508,570.48/804,932.40
  6. Step 6: Final answer
    x = 1,116,160.20

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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.