Home / 689,512.80-1,034,269.20-184,072.80

Finding the Fourth Proportional to 689,512.80, 1,034,269.20 and 184,072.80

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Solution

The fourth proportional to 689,512.80, 1,034,269.20 and 184,072.80 is: 276,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,512.80 : 1,034,269.20 = 184,072.80 : x
  2. Step 2: Convert to fraction form
    689,512.80/1,034,269.20 = 184,072.80/x
  3. Step 3: Cross multiply
    689,512.80x = 1,034,269.20 × 184,072.80
  4. Step 4: Simplify right side
    689,512.80x = 190,380,827,597.76
  5. Step 5: Solve for x
    x = 190,380,827,597.76/689,512.80
  6. Step 6: Final answer
    x = 276,109.20

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Similar ratio
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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.