Home / 680,824.44-939,544.60-374,929.26

Finding the Fourth Proportional to 680,824.44, 939,544.60 and 374,929.26

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Solution

The fourth proportional to 680,824.44, 939,544.60 and 374,929.26 is: 517,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,824.44 : 939,544.60 = 374,929.26 : x
  2. Step 2: Convert to fraction form
    680,824.44/939,544.60 = 374,929.26/x
  3. Step 3: Cross multiply
    680,824.44x = 939,544.60 × 374,929.26
  4. Step 4: Simplify right side
    680,824.44x = 352,262,761,615.00
  5. Step 5: Solve for x
    x = 352,262,761,615.00/680,824.44
  6. Step 6: Final answer
    x = 517,406.16

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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.