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Finding the Fourth Proportional to 446,438.09, 615,910.92 and 252,801.34

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Solution

The fourth proportional to 446,438.09, 615,910.92 and 252,801.34 is: 348,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,438.09 : 615,910.92 = 252,801.34 : x
  2. Step 2: Convert to fraction form
    446,438.09/615,910.92 = 252,801.34/x
  3. Step 3: Cross multiply
    446,438.09x = 615,910.92 × 252,801.34
  4. Step 4: Simplify right side
    446,438.09x = 155,703,104,356.86
  5. Step 5: Solve for x
    x = 155,703,104,356.86/446,438.09
  6. Step 6: Final answer
    x = 348,767.52

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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.