Home / 949,738.62-1,310,634.51-520,010.94

Finding the Fourth Proportional to 949,738.62, 1,310,634.51 and 520,010.94

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Solution

The fourth proportional to 949,738.62, 1,310,634.51 and 520,010.94 is: 717,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,738.62 : 1,310,634.51 = 520,010.94 : x
  2. Step 2: Convert to fraction form
    949,738.62/1,310,634.51 = 520,010.94/x
  3. Step 3: Cross multiply
    949,738.62x = 1,310,634.51 × 520,010.94
  4. Step 4: Simplify right side
    949,738.62x = 681,544,283,541.54
  5. Step 5: Solve for x
    x = 681,544,283,541.54/949,738.62
  6. Step 6: Final answer
    x = 717,612.48

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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.