Home / 347,933.87-521,014.66-229,245.47

Finding the Fourth Proportional to 347,933.87, 521,014.66 and 229,245.47

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Solution

The fourth proportional to 347,933.87, 521,014.66 and 229,245.47 is: 343,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,933.87 : 521,014.66 = 229,245.47 : x
  2. Step 2: Convert to fraction form
    347,933.87/521,014.66 = 229,245.47/x
  3. Step 3: Cross multiply
    347,933.87x = 521,014.66 × 229,245.47
  4. Step 4: Simplify right side
    347,933.87x = 119,440,247,430.40
  5. Step 5: Solve for x
    x = 119,440,247,430.40/347,933.87
  6. Step 6: Final answer
    x = 343,284.34

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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.