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Finding the Fourth Proportional to 446,588.08, 616,255.80 and 255,557.68

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Solution

The fourth proportional to 446,588.08, 616,255.80 and 255,557.68 is: 352,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,588.08 : 616,255.80 = 255,557.68 : x
  2. Step 2: Convert to fraction form
    446,588.08/616,255.80 = 255,557.68/x
  3. Step 3: Cross multiply
    446,588.08x = 616,255.80 × 255,557.68
  4. Step 4: Simplify right side
    446,588.08x = 157,488,902,534.54
  5. Step 5: Solve for x
    x = 157,488,902,534.54/446,588.08
  6. Step 6: Final answer
    x = 352,649.14

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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.