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Finding the Fourth Proportional to 533,564.66, 800,388.66 and 154,491.04

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Solution

The fourth proportional to 533,564.66, 800,388.66 and 154,491.04 is: 231,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,564.66 : 800,388.66 = 154,491.04 : x
  2. Step 2: Convert to fraction form
    533,564.66/800,388.66 = 154,491.04/x
  3. Step 3: Cross multiply
    533,564.66x = 800,388.66 × 154,491.04
  4. Step 4: Simplify right side
    533,564.66x = 123,652,872,485.66
  5. Step 5: Solve for x
    x = 123,652,872,485.66/533,564.66
  6. Step 6: Final answer
    x = 231,748.62

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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.