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Finding the Fourth Proportional to 543,564.30, 814,362.30 and 464,832.30

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Solution

The fourth proportional to 543,564.30, 814,362.30 and 464,832.30 is: 696,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,564.30 : 814,362.30 = 464,832.30 : x
  2. Step 2: Convert to fraction form
    543,564.30/814,362.30 = 464,832.30/x
  3. Step 3: Cross multiply
    543,564.30x = 814,362.30 × 464,832.30
  4. Step 4: Simplify right side
    543,564.30x = 378,541,900,942.29
  5. Step 5: Solve for x
    x = 378,541,900,942.29/543,564.30
  6. Step 6: Final answer
    x = 696,406.85

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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.