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Finding the Fourth Proportional to 434,243.04, 650,402.16 and 333,662.88

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Solution

The fourth proportional to 434,243.04, 650,402.16 and 333,662.88 is: 499,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,243.04 : 650,402.16 = 333,662.88 : x
  2. Step 2: Convert to fraction form
    434,243.04/650,402.16 = 333,662.88/x
  3. Step 3: Cross multiply
    434,243.04x = 650,402.16 × 333,662.88
  4. Step 4: Simplify right side
    434,243.04x = 217,015,057,863.82
  5. Step 5: Solve for x
    x = 217,015,057,863.82/434,243.04
  6. Step 6: Final answer
    x = 499,754.83

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1.5x scale

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.