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Finding the Fourth Proportional to 446,992.76, 616,761.66 and 250,765.88

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Solution

The fourth proportional to 446,992.76, 616,761.66 and 250,765.88 is: 346,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,992.76 : 616,761.66 = 250,765.88 : x
  2. Step 2: Convert to fraction form
    446,992.76/616,761.66 = 250,765.88/x
  3. Step 3: Cross multiply
    446,992.76x = 616,761.66 × 250,765.88
  4. Step 4: Simplify right side
    446,992.76x = 154,662,780,420.16
  5. Step 5: Solve for x
    x = 154,662,780,420.16/446,992.76
  6. Step 6: Final answer
    x = 346,007.35

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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.