Home / 627,264.93-940,755.53-290,120.58

Finding the Fourth Proportional to 627,264.93, 940,755.53 and 290,120.58

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Solution

The fourth proportional to 627,264.93, 940,755.53 and 290,120.58 is: 435,115.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,264.93 : 940,755.53 = 290,120.58 : x
  2. Step 2: Convert to fraction form
    627,264.93/940,755.53 = 290,120.58/x
  3. Step 3: Cross multiply
    627,264.93x = 940,755.53 × 290,120.58
  4. Step 4: Simplify right side
    627,264.93x = 272,932,538,551.21
  5. Step 5: Solve for x
    x = 272,932,538,551.21/627,264.93
  6. Step 6: Final answer
    x = 435,115.25

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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.