Home / 799,761.60-1,199,642.40-734,443.20

Finding the Fourth Proportional to 799,761.60, 1,199,642.40 and 734,443.20

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Solution

The fourth proportional to 799,761.60, 1,199,642.40 and 734,443.20 is: 1,101,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,761.60 : 1,199,642.40 = 734,443.20 : x
  2. Step 2: Convert to fraction form
    799,761.60/1,199,642.40 = 734,443.20/x
  3. Step 3: Cross multiply
    799,761.60x = 1,199,642.40 × 734,443.20
  4. Step 4: Simplify right side
    799,761.60x = 881,069,203,111.68
  5. Step 5: Solve for x
    x = 881,069,203,111.68/799,761.60
  6. Step 6: Final answer
    x = 1,101,664.80

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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.