Home / 494,882.86-742,176.21-258,096.37

Finding the Fourth Proportional to 494,882.86, 742,176.21 and 258,096.37

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Solution

The fourth proportional to 494,882.86, 742,176.21 and 258,096.37 is: 387,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,882.86 : 742,176.21 = 258,096.37 : x
  2. Step 2: Convert to fraction form
    494,882.86/742,176.21 = 258,096.37/x
  3. Step 3: Cross multiply
    494,882.86x = 742,176.21 × 258,096.37
  4. Step 4: Simplify right side
    494,882.86x = 191,552,985,701.36
  5. Step 5: Solve for x
    x = 191,552,985,701.36/494,882.86
  6. Step 6: Final answer
    x = 387,067.33

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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.