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Finding the Fourth Proportional to 446,791.32, 616,572.03 and 245,587.32

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Solution

The fourth proportional to 446,791.32, 616,572.03 and 245,587.32 is: 338,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,791.32 : 616,572.03 = 245,587.32 : x
  2. Step 2: Convert to fraction form
    446,791.32/616,572.03 = 245,587.32/x
  3. Step 3: Cross multiply
    446,791.32x = 616,572.03 × 245,587.32
  4. Step 4: Simplify right side
    446,791.32x = 151,422,272,434.66
  5. Step 5: Solve for x
    x = 151,422,272,434.66/446,791.32
  6. Step 6: Final answer
    x = 338,910.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.