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Finding the Fourth Proportional to 329,289.30, 492,767.55 and 224,313.30

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Solution

The fourth proportional to 329,289.30, 492,767.55 and 224,313.30 is: 335,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,289.30 : 492,767.55 = 224,313.30 : x
  2. Step 2: Convert to fraction form
    329,289.30/492,767.55 = 224,313.30/x
  3. Step 3: Cross multiply
    329,289.30x = 492,767.55 × 224,313.30
  4. Step 4: Simplify right side
    329,289.30x = 110,534,315,273.42
  5. Step 5: Solve for x
    x = 110,534,315,273.42/329,289.30
  6. Step 6: Final answer
    x = 335,675.39

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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.