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Finding the Fourth Proportional to 606,110.45, 909,726.66 and 306,801.27

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Solution

The fourth proportional to 606,110.45, 909,726.66 and 306,801.27 is: 460,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,110.45 : 909,726.66 = 306,801.27 : x
  2. Step 2: Convert to fraction form
    606,110.45/909,726.66 = 306,801.27/x
  3. Step 3: Cross multiply
    606,110.45x = 909,726.66 × 306,801.27
  4. Step 4: Simplify right side
    606,110.45x = 279,105,294,640.86
  5. Step 5: Solve for x
    x = 279,105,294,640.86/606,110.45
  6. Step 6: Final answer
    x = 460,485.87

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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.