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Finding the Fourth Proportional to 446,637.34, 669,668.97 and 294,658.61

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Solution

The fourth proportional to 446,637.34, 669,668.97 and 294,658.61 is: 441,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,637.34 : 669,668.97 = 294,658.61 : x
  2. Step 2: Convert to fraction form
    446,637.34/669,668.97 = 294,658.61/x
  3. Step 3: Cross multiply
    446,637.34x = 669,668.97 × 294,658.61
  4. Step 4: Simplify right side
    446,637.34x = 197,323,727,726.39
  5. Step 5: Solve for x
    x = 197,323,727,726.39/446,637.34
  6. Step 6: Final answer
    x = 441,798.55

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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.