Home / 474,004.86-711,008.01-189,823.38

Finding the Fourth Proportional to 474,004.86, 711,008.01 and 189,823.38

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Solution

The fourth proportional to 474,004.86, 711,008.01 and 189,823.38 is: 284,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,004.86 : 711,008.01 = 189,823.38 : x
  2. Step 2: Convert to fraction form
    474,004.86/711,008.01 = 189,823.38/x
  3. Step 3: Cross multiply
    474,004.86x = 711,008.01 × 189,823.38
  4. Step 4: Simplify right side
    474,004.86x = 134,965,943,665.27
  5. Step 5: Solve for x
    x = 134,965,943,665.27/474,004.86
  6. Step 6: Final answer
    x = 284,735.36

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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.