Home / 708,183.35-1,062,273.70-221,902.72

Finding the Fourth Proportional to 708,183.35, 1,062,273.70 and 221,902.72

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Solution

The fourth proportional to 708,183.35, 1,062,273.70 and 221,902.72 is: 332,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,183.35 : 1,062,273.70 = 221,902.72 : x
  2. Step 2: Convert to fraction form
    708,183.35/1,062,273.70 = 221,902.72/x
  3. Step 3: Cross multiply
    708,183.35x = 1,062,273.70 × 221,902.72
  4. Step 4: Simplify right side
    708,183.35x = 235,721,426,070.15
  5. Step 5: Solve for x
    x = 235,721,426,070.15/708,183.35
  6. Step 6: Final answer
    x = 332,853.67

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Double scale
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Similar ratio
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1.5x scale

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.