Home / 711,169.83-1,066,672.62-178,650.36

Finding the Fourth Proportional to 711,169.83, 1,066,672.62 and 178,650.36

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Solution

The fourth proportional to 711,169.83, 1,066,672.62 and 178,650.36 is: 267,954.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,169.83 : 1,066,672.62 = 178,650.36 : x
  2. Step 2: Convert to fraction form
    711,169.83/1,066,672.62 = 178,650.36/x
  3. Step 3: Cross multiply
    711,169.83x = 1,066,672.62 × 178,650.36
  4. Step 4: Simplify right side
    711,169.83x = 190,561,447,565.14
  5. Step 5: Solve for x
    x = 190,561,447,565.14/711,169.83
  6. Step 6: Final answer
    x = 267,954.91

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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.