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Finding the Fourth Proportional to 234,448.49, 350,668.02 and 217,430.93

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Solution

The fourth proportional to 234,448.49, 350,668.02 and 217,430.93 is: 325,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,448.49 : 350,668.02 = 217,430.93 : x
  2. Step 2: Convert to fraction form
    234,448.49/350,668.02 = 217,430.93/x
  3. Step 3: Cross multiply
    234,448.49x = 350,668.02 × 217,430.93
  4. Step 4: Simplify right side
    234,448.49x = 76,246,073,709.86
  5. Step 5: Solve for x
    x = 76,246,073,709.86/234,448.49
  6. Step 6: Final answer
    x = 325,214.61

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1.5x scale

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.