Home / 689,452.80-1,034,179.20-184,012.80

Finding the Fourth Proportional to 689,452.80, 1,034,179.20 and 184,012.80

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Solution

The fourth proportional to 689,452.80, 1,034,179.20 and 184,012.80 is: 276,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,452.80 : 1,034,179.20 = 184,012.80 : x
  2. Step 2: Convert to fraction form
    689,452.80/1,034,179.20 = 184,012.80/x
  3. Step 3: Cross multiply
    689,452.80x = 1,034,179.20 × 184,012.80
  4. Step 4: Simplify right side
    689,452.80x = 190,302,210,293.76
  5. Step 5: Solve for x
    x = 190,302,210,293.76/689,452.80
  6. Step 6: Final answer
    x = 276,019.20

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Double scale
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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.