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Finding the Fourth Proportional to 347,240.52, 520,898.94 and 110,527.76

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Solution

The fourth proportional to 347,240.52, 520,898.94 and 110,527.76 is: 165,803.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,240.52 : 520,898.94 = 110,527.76 : x
  2. Step 2: Convert to fraction form
    347,240.52/520,898.94 = 110,527.76/x
  3. Step 3: Cross multiply
    347,240.52x = 520,898.94 × 110,527.76
  4. Step 4: Simplify right side
    347,240.52x = 57,573,793,024.57
  5. Step 5: Solve for x
    x = 57,573,793,024.57/347,240.52
  6. Step 6: Final answer
    x = 165,803.79

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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.