Home / 726,773.79-1,090,077.49-194,336.34

Finding the Fourth Proportional to 726,773.79, 1,090,077.49 and 194,336.34

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Solution

The fourth proportional to 726,773.79, 1,090,077.49 and 194,336.34 is: 291,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,773.79 : 1,090,077.49 = 194,336.34 : x
  2. Step 2: Convert to fraction form
    726,773.79/1,090,077.49 = 194,336.34/x
  3. Step 3: Cross multiply
    726,773.79x = 1,090,077.49 × 194,336.34
  4. Step 4: Simplify right side
    726,773.79x = 211,841,669,722.99
  5. Step 5: Solve for x
    x = 211,841,669,722.99/726,773.79
  6. Step 6: Final answer
    x = 291,482.26

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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.