Home / 788,816.70-1,183,225.05-227,907.90

Finding the Fourth Proportional to 788,816.70, 1,183,225.05 and 227,907.90

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Solution

The fourth proportional to 788,816.70, 1,183,225.05 and 227,907.90 is: 341,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,816.70 : 1,183,225.05 = 227,907.90 : x
  2. Step 2: Convert to fraction form
    788,816.70/1,183,225.05 = 227,907.90/x
  3. Step 3: Cross multiply
    788,816.70x = 1,183,225.05 × 227,907.90
  4. Step 4: Simplify right side
    788,816.70x = 269,666,336,372.90
  5. Step 5: Solve for x
    x = 269,666,336,372.90/788,816.70
  6. Step 6: Final answer
    x = 341,861.85

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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.