Home / 374,272.14-515,957.77-266,655.33

Finding the Fourth Proportional to 374,272.14, 515,957.77 and 266,655.33

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Solution

The fourth proportional to 374,272.14, 515,957.77 and 266,655.33 is: 367,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,272.14 : 515,957.77 = 266,655.33 : x
  2. Step 2: Convert to fraction form
    374,272.14/515,957.77 = 266,655.33/x
  3. Step 3: Cross multiply
    374,272.14x = 515,957.77 × 266,655.33
  4. Step 4: Simplify right side
    374,272.14x = 137,582,889,425.41
  5. Step 5: Solve for x
    x = 137,582,889,425.41/374,272.14
  6. Step 6: Final answer
    x = 367,601.20

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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.