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Finding the Fourth Proportional to 703,244.87, 970,480.90 and 380,954.97

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Solution

The fourth proportional to 703,244.87, 970,480.90 and 380,954.97 is: 525,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,244.87 : 970,480.90 = 380,954.97 : x
  2. Step 2: Convert to fraction form
    703,244.87/970,480.90 = 380,954.97/x
  3. Step 3: Cross multiply
    703,244.87x = 970,480.90 × 380,954.97
  4. Step 4: Simplify right side
    703,244.87x = 369,709,522,145.07
  5. Step 5: Solve for x
    x = 369,709,522,145.07/703,244.87
  6. Step 6: Final answer
    x = 525,719.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.