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Finding the Fourth Proportional to 446,365.16, 616,091.14 and 255,489.24

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Solution

The fourth proportional to 446,365.16, 616,091.14 and 255,489.24 is: 352,636.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,365.16 : 616,091.14 = 255,489.24 : x
  2. Step 2: Convert to fraction form
    446,365.16/616,091.14 = 255,489.24/x
  3. Step 3: Cross multiply
    446,365.16x = 616,091.14 × 255,489.24
  4. Step 4: Simplify right side
    446,365.16x = 157,404,657,129.33
  5. Step 5: Solve for x
    x = 157,404,657,129.33/446,365.16
  6. Step 6: Final answer
    x = 352,636.52

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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.