Home / 693,299.52-1,039,742.64-293,933.88

Finding the Fourth Proportional to 693,299.52, 1,039,742.64 and 293,933.88

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Solution

The fourth proportional to 693,299.52, 1,039,742.64 and 293,933.88 is: 440,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,299.52 : 1,039,742.64 = 293,933.88 : x
  2. Step 2: Convert to fraction form
    693,299.52/1,039,742.64 = 293,933.88/x
  3. Step 3: Cross multiply
    693,299.52x = 1,039,742.64 × 293,933.88
  4. Step 4: Simplify right side
    693,299.52x = 305,615,588,376.64
  5. Step 5: Solve for x
    x = 305,615,588,376.64/693,299.52
  6. Step 6: Final answer
    x = 440,813.21

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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.