Home / 829,299.84-1,243,458.90-323,270.10

Finding the Fourth Proportional to 829,299.84, 1,243,458.90 and 323,270.10

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Solution

The fourth proportional to 829,299.84, 1,243,458.90 and 323,270.10 is: 484,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,299.84 : 1,243,458.90 = 323,270.10 : x
  2. Step 2: Convert to fraction form
    829,299.84/1,243,458.90 = 323,270.10/x
  3. Step 3: Cross multiply
    829,299.84x = 1,243,458.90 × 323,270.10
  4. Step 4: Simplify right side
    829,299.84x = 401,973,082,948.89
  5. Step 5: Solve for x
    x = 401,973,082,948.89/829,299.84
  6. Step 6: Final answer
    x = 484,713.81

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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.