Home / 704,622.60-1,056,969.45-199,219.86

Finding the Fourth Proportional to 704,622.60, 1,056,969.45 and 199,219.86

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Solution

The fourth proportional to 704,622.60, 1,056,969.45 and 199,219.86 is: 298,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,622.60 : 1,056,969.45 = 199,219.86 : x
  2. Step 2: Convert to fraction form
    704,622.60/1,056,969.45 = 199,219.86/x
  3. Step 3: Cross multiply
    704,622.60x = 1,056,969.45 × 199,219.86
  4. Step 4: Simplify right side
    704,622.60x = 210,569,305,853.28
  5. Step 5: Solve for x
    x = 210,569,305,853.28/704,622.60
  6. Step 6: Final answer
    x = 298,839.84

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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.