Home / 689,442.80-1,034,164.20-184,002.80

Finding the Fourth Proportional to 689,442.80, 1,034,164.20 and 184,002.80

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Solution

The fourth proportional to 689,442.80, 1,034,164.20 and 184,002.80 is: 276,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,442.80 : 1,034,164.20 = 184,002.80 : x
  2. Step 2: Convert to fraction form
    689,442.80/1,034,164.20 = 184,002.80/x
  3. Step 3: Cross multiply
    689,442.80x = 1,034,164.20 × 184,002.80
  4. Step 4: Simplify right side
    689,442.80x = 190,289,108,459.76
  5. Step 5: Solve for x
    x = 190,289,108,459.76/689,442.80
  6. Step 6: Final answer
    x = 276,004.20

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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.