Home / 627,373.13-940,530.56-272,119.55

Finding the Fourth Proportional to 627,373.13, 940,530.56 and 272,119.55

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Solution

The fourth proportional to 627,373.13, 940,530.56 and 272,119.55 is: 407,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,373.13 : 940,530.56 = 272,119.55 : x
  2. Step 2: Convert to fraction form
    627,373.13/940,530.56 = 272,119.55/x
  3. Step 3: Cross multiply
    627,373.13x = 940,530.56 × 272,119.55
  4. Step 4: Simplify right side
    627,373.13x = 255,936,746,685.20
  5. Step 5: Solve for x
    x = 255,936,746,685.20/627,373.13
  6. Step 6: Final answer
    x = 407,949.81

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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.