Home / 551,484.20-827,370.30-177,516.20

Finding the Fourth Proportional to 551,484.20, 827,370.30 and 177,516.20

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Solution

The fourth proportional to 551,484.20, 827,370.30 and 177,516.20 is: 266,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,484.20 : 827,370.30 = 177,516.20 : x
  2. Step 2: Convert to fraction form
    551,484.20/827,370.30 = 177,516.20/x
  3. Step 3: Cross multiply
    551,484.20x = 827,370.30 × 177,516.20
  4. Step 4: Simplify right side
    551,484.20x = 146,871,631,648.86
  5. Step 5: Solve for x
    x = 146,871,631,648.86/551,484.20
  6. Step 6: Final answer
    x = 266,320.65

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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.