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Finding the Fourth Proportional to 449,858.40, 674,787.60 and 183,530.40

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Solution

The fourth proportional to 449,858.40, 674,787.60 and 183,530.40 is: 275,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,858.40 : 674,787.60 = 183,530.40 : x
  2. Step 2: Convert to fraction form
    449,858.40/674,787.60 = 183,530.40/x
  3. Step 3: Cross multiply
    449,858.40x = 674,787.60 × 183,530.40
  4. Step 4: Simplify right side
    449,858.40x = 123,844,038,143.04
  5. Step 5: Solve for x
    x = 123,844,038,143.04/449,858.40
  6. Step 6: Final answer
    x = 275,295.60

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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.