Home / 726,852.69-1,090,278.97-194,359.88

Finding the Fourth Proportional to 726,852.69, 1,090,278.97 and 194,359.88

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Solution

The fourth proportional to 726,852.69, 1,090,278.97 and 194,359.88 is: 291,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,852.69 : 1,090,278.97 = 194,359.88 : x
  2. Step 2: Convert to fraction form
    726,852.69/1,090,278.97 = 194,359.88/x
  3. Step 3: Cross multiply
    726,852.69x = 1,090,278.97 × 194,359.88
  4. Step 4: Simplify right side
    726,852.69x = 211,906,490,409.72
  5. Step 5: Solve for x
    x = 211,906,490,409.72/726,852.69
  6. Step 6: Final answer
    x = 291,539.80

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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.