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Finding the Fourth Proportional to 446,587.66, 669,101.44 and 372,185.92

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Solution

The fourth proportional to 446,587.66, 669,101.44 and 372,185.92 is: 557,628.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,587.66 : 669,101.44 = 372,185.92 : x
  2. Step 2: Convert to fraction form
    446,587.66/669,101.44 = 372,185.92/x
  3. Step 3: Cross multiply
    446,587.66x = 669,101.44 × 372,185.92
  4. Step 4: Simplify right side
    446,587.66x = 249,030,135,019.73
  5. Step 5: Solve for x
    x = 249,030,135,019.73/446,587.66
  6. Step 6: Final answer
    x = 557,628.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.