Home / 347,928.99-521,007.34-229,240.59

Finding the Fourth Proportional to 347,928.99, 521,007.34 and 229,240.59

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Solution

The fourth proportional to 347,928.99, 521,007.34 and 229,240.59 is: 343,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,928.99 : 521,007.34 = 229,240.59 : x
  2. Step 2: Convert to fraction form
    347,928.99/521,007.34 = 229,240.59/x
  3. Step 3: Cross multiply
    347,928.99x = 521,007.34 × 229,240.59
  4. Step 4: Simplify right side
    347,928.99x = 119,436,030,015.93
  5. Step 5: Solve for x
    x = 119,436,030,015.93/347,928.99
  6. Step 6: Final answer
    x = 343,277.03

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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.