Home / 627,859.72-941,768.70-272,874.16

Finding the Fourth Proportional to 627,859.72, 941,768.70 and 272,874.16

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Solution

The fourth proportional to 627,859.72, 941,768.70 and 272,874.16 is: 409,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,859.72 : 941,768.70 = 272,874.16 : x
  2. Step 2: Convert to fraction form
    627,859.72/941,768.70 = 272,874.16/x
  3. Step 3: Cross multiply
    627,859.72x = 941,768.70 × 272,874.16
  4. Step 4: Simplify right side
    627,859.72x = 256,984,342,926.79
  5. Step 5: Solve for x
    x = 256,984,342,926.79/627,859.72
  6. Step 6: Final answer
    x = 409,302.17

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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.