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Finding the Fourth Proportional to 347,332.70, 521,013.45 and 110,668.70

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Solution

The fourth proportional to 347,332.70, 521,013.45 and 110,668.70 is: 166,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,332.70 : 521,013.45 = 110,668.70 : x
  2. Step 2: Convert to fraction form
    347,332.70/521,013.45 = 110,668.70/x
  3. Step 3: Cross multiply
    347,332.70x = 521,013.45 × 110,668.70
  4. Step 4: Simplify right side
    347,332.70x = 57,659,881,194.02
  5. Step 5: Solve for x
    x = 57,659,881,194.02/347,332.70
  6. Step 6: Final answer
    x = 166,007.64

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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.