Home / 727,096.74-1,090,139.15-322,069.07

Finding the Fourth Proportional to 727,096.74, 1,090,139.15 and 322,069.07

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Solution

The fourth proportional to 727,096.74, 1,090,139.15 and 322,069.07 is: 482,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,096.74 : 1,090,139.15 = 322,069.07 : x
  2. Step 2: Convert to fraction form
    727,096.74/1,090,139.15 = 322,069.07/x
  3. Step 3: Cross multiply
    727,096.74x = 1,090,139.15 × 322,069.07
  4. Step 4: Simplify right side
    727,096.74x = 351,100,095,150.05
  5. Step 5: Solve for x
    x = 351,100,095,150.05/727,096.74
  6. Step 6: Final answer
    x = 482,879.48

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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.