Home / 744,767.73-1,117,326.56-212,296.41

Finding the Fourth Proportional to 744,767.73, 1,117,326.56 and 212,296.41

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Solution

The fourth proportional to 744,767.73, 1,117,326.56 and 212,296.41 is: 318,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,767.73 : 1,117,326.56 = 212,296.41 : x
  2. Step 2: Convert to fraction form
    744,767.73/1,117,326.56 = 212,296.41/x
  3. Step 3: Cross multiply
    744,767.73x = 1,117,326.56 × 212,296.41
  4. Step 4: Simplify right side
    744,767.73x = 237,204,416,424.17
  5. Step 5: Solve for x
    x = 237,204,416,424.17/744,767.73
  6. Step 6: Final answer
    x = 318,494.49

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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.