Home / 729,722.48-1,094,216.22-243,232.31

Finding the Fourth Proportional to 729,722.48, 1,094,216.22 and 243,232.31

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Solution

The fourth proportional to 729,722.48, 1,094,216.22 and 243,232.31 is: 364,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,722.48 : 1,094,216.22 = 243,232.31 : x
  2. Step 2: Convert to fraction form
    729,722.48/1,094,216.22 = 243,232.31/x
  3. Step 3: Cross multiply
    729,722.48x = 1,094,216.22 × 243,232.31
  4. Step 4: Simplify right side
    729,722.48x = 266,148,733,358.99
  5. Step 5: Solve for x
    x = 266,148,733,358.99/729,722.48
  6. Step 6: Final answer
    x = 364,725.96

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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.