Home / 415,968.82-573,772.71-272,738.14

Finding the Fourth Proportional to 415,968.82, 573,772.71 and 272,738.14

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Solution

The fourth proportional to 415,968.82, 573,772.71 and 272,738.14 is: 376,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,968.82 : 573,772.71 = 272,738.14 : x
  2. Step 2: Convert to fraction form
    415,968.82/573,772.71 = 272,738.14/x
  3. Step 3: Cross multiply
    415,968.82x = 573,772.71 × 272,738.14
  4. Step 4: Simplify right side
    415,968.82x = 156,489,701,708.16
  5. Step 5: Solve for x
    x = 156,489,701,708.16/415,968.82
  6. Step 6: Final answer
    x = 376,205.36

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1.5x scale

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.