Home / 788,816.20-1,183,224.30-227,907.40

Finding the Fourth Proportional to 788,816.20, 1,183,224.30 and 227,907.40

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Solution

The fourth proportional to 788,816.20, 1,183,224.30 and 227,907.40 is: 341,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,816.20 : 1,183,224.30 = 227,907.40 : x
  2. Step 2: Convert to fraction form
    788,816.20/1,183,224.30 = 227,907.40/x
  3. Step 3: Cross multiply
    788,816.20x = 1,183,224.30 × 227,907.40
  4. Step 4: Simplify right side
    788,816.20x = 269,665,573,829.82
  5. Step 5: Solve for x
    x = 269,665,573,829.82/788,816.20
  6. Step 6: Final answer
    x = 341,861.10

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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.