Home / 677,926.67-935,536.20-372,008.16

Finding the Fourth Proportional to 677,926.67, 935,536.20 and 372,008.16

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Solution

The fourth proportional to 677,926.67, 935,536.20 and 372,008.16 is: 513,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,926.67 : 935,536.20 = 372,008.16 : x
  2. Step 2: Convert to fraction form
    677,926.67/935,536.20 = 372,008.16/x
  3. Step 3: Cross multiply
    677,926.67x = 935,536.20 × 372,008.16
  4. Step 4: Simplify right side
    677,926.67x = 348,027,100,375.39
  5. Step 5: Solve for x
    x = 348,027,100,375.39/677,926.67
  6. Step 6: Final answer
    x = 513,369.84

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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.