Home / 888,945.22-1,333,460.85-289,905.58

Finding the Fourth Proportional to 888,945.22, 1,333,460.85 and 289,905.58

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Solution

The fourth proportional to 888,945.22, 1,333,460.85 and 289,905.58 is: 434,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,945.22 : 1,333,460.85 = 289,905.58 : x
  2. Step 2: Convert to fraction form
    888,945.22/1,333,460.85 = 289,905.58/x
  3. Step 3: Cross multiply
    888,945.22x = 1,333,460.85 × 289,905.58
  4. Step 4: Simplify right side
    888,945.22x = 386,577,741,126.54
  5. Step 5: Solve for x
    x = 386,577,741,126.54/888,945.22
  6. Step 6: Final answer
    x = 434,872.40

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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.