Home / 347,438.24-521,233.88-197,749

Finding the Fourth Proportional to 347,438.24, 521,233.88 and 197,749

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Solution

The fourth proportional to 347,438.24, 521,233.88 and 197,749 is: 296,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,438.24 : 521,233.88 = 197,749 : x
  2. Step 2: Convert to fraction form
    347,438.24/521,233.88 = 197,749/x
  3. Step 3: Cross multiply
    347,438.24x = 521,233.88 × 197,749
  4. Step 4: Simplify right side
    347,438.24x = 103,073,478,536.12
  5. Step 5: Solve for x
    x = 103,073,478,536.12/347,438.24
  6. Step 6: Final answer
    x = 296,667.05

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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.