Home / 347,915.43-479,838.57-244,890.66

Finding the Fourth Proportional to 347,915.43, 479,838.57 and 244,890.66

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Solution

The fourth proportional to 347,915.43, 479,838.57 and 244,890.66 is: 337,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,915.43 : 479,838.57 = 244,890.66 : x
  2. Step 2: Convert to fraction form
    347,915.43/479,838.57 = 244,890.66/x
  3. Step 3: Cross multiply
    347,915.43x = 479,838.57 × 244,890.66
  4. Step 4: Simplify right side
    347,915.43x = 117,507,984,100.76
  5. Step 5: Solve for x
    x = 117,507,984,100.76/347,915.43
  6. Step 6: Final answer
    x = 337,748.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.