Home / 347,898.12-522,044.10-148,197.72

Finding the Fourth Proportional to 347,898.12, 522,044.10 and 148,197.72

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Solution

The fourth proportional to 347,898.12, 522,044.10 and 148,197.72 is: 222,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,898.12 : 522,044.10 = 148,197.72 : x
  2. Step 2: Convert to fraction form
    347,898.12/522,044.10 = 148,197.72/x
  3. Step 3: Cross multiply
    347,898.12x = 522,044.10 × 148,197.72
  4. Step 4: Simplify right side
    347,898.12x = 77,365,745,359.45
  5. Step 5: Solve for x
    x = 77,365,745,359.45/347,898.12
  6. Step 6: Final answer
    x = 222,380.46

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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.