Home / 729,740.70-1,094,611.01-330,372.63

Finding the Fourth Proportional to 729,740.70, 1,094,611.01 and 330,372.63

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Solution

The fourth proportional to 729,740.70, 1,094,611.01 and 330,372.63 is: 495,558.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,740.70 : 1,094,611.01 = 330,372.63 : x
  2. Step 2: Convert to fraction form
    729,740.70/1,094,611.01 = 330,372.63/x
  3. Step 3: Cross multiply
    729,740.70x = 1,094,611.01 × 330,372.63
  4. Step 4: Simplify right side
    729,740.70x = 361,629,516,548.79
  5. Step 5: Solve for x
    x = 361,629,516,548.79/729,740.70
  6. Step 6: Final answer
    x = 495,558.92

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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.