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Finding the Fourth Proportional to 335,441.20, 503,437.20 and 332,816.80

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Solution

The fourth proportional to 335,441.20, 503,437.20 and 332,816.80 is: 499,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,441.20 : 503,437.20 = 332,816.80 : x
  2. Step 2: Convert to fraction form
    335,441.20/503,437.20 = 332,816.80/x
  3. Step 3: Cross multiply
    335,441.20x = 503,437.20 × 332,816.80
  4. Step 4: Simplify right side
    335,441.20x = 167,552,357,904.96
  5. Step 5: Solve for x
    x = 167,552,357,904.96/335,441.20
  6. Step 6: Final answer
    x = 499,498.45

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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.