Home / 949,549.25-1,310,401.04-519,828.05

Finding the Fourth Proportional to 949,549.25, 1,310,401.04 and 519,828.05

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Solution

The fourth proportional to 949,549.25, 1,310,401.04 and 519,828.05 is: 717,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,549.25 : 1,310,401.04 = 519,828.05 : x
  2. Step 2: Convert to fraction form
    949,549.25/1,310,401.04 = 519,828.05/x
  3. Step 3: Cross multiply
    949,549.25x = 1,310,401.04 × 519,828.05
  4. Step 4: Simplify right side
    949,549.25x = 681,183,208,190.03
  5. Step 5: Solve for x
    x = 681,183,208,190.03/949,549.25
  6. Step 6: Final answer
    x = 717,375.34

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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.