Home / 627,331.07-940,467.60-272,077.52

Finding the Fourth Proportional to 627,331.07, 940,467.60 and 272,077.52

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Solution

The fourth proportional to 627,331.07, 940,467.60 and 272,077.52 is: 407,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,331.07 : 940,467.60 = 272,077.52 : x
  2. Step 2: Convert to fraction form
    627,331.07/940,467.60 = 272,077.52/x
  3. Step 3: Cross multiply
    627,331.07x = 940,467.60 × 272,077.52
  4. Step 4: Simplify right side
    627,331.07x = 255,880,087,546.01
  5. Step 5: Solve for x
    x = 255,880,087,546.01/627,331.07
  6. Step 6: Final answer
    x = 407,886.84

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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.