Home / 627,972.60-941,667.30-272,803.80

Finding the Fourth Proportional to 627,972.60, 941,667.30 and 272,803.80

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Solution

The fourth proportional to 627,972.60, 941,667.30 and 272,803.80 is: 409,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,972.60 : 941,667.30 = 272,803.80 : x
  2. Step 2: Convert to fraction form
    627,972.60/941,667.30 = 272,803.80/x
  3. Step 3: Cross multiply
    627,972.60x = 941,667.30 × 272,803.80
  4. Step 4: Simplify right side
    627,972.60x = 256,890,417,775.74
  5. Step 5: Solve for x
    x = 256,890,417,775.74/627,972.60
  6. Step 6: Final answer
    x = 409,079.02

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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.