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Finding the Fourth Proportional to 335,440.70, 503,436.45 and 332,816.30

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Solution

The fourth proportional to 335,440.70, 503,436.45 and 332,816.30 is: 499,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,440.70 : 503,436.45 = 332,816.30 : x
  2. Step 2: Convert to fraction form
    335,440.70/503,436.45 = 332,816.30/x
  3. Step 3: Cross multiply
    335,440.70x = 503,436.45 × 332,816.30
  4. Step 4: Simplify right side
    335,440.70x = 167,551,856,574.14
  5. Step 5: Solve for x
    x = 167,551,856,574.14/335,440.70
  6. Step 6: Final answer
    x = 499,497.70

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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.