Home / 627,344.57-940,487.81-272,091.02

Finding the Fourth Proportional to 627,344.57, 940,487.81 and 272,091.02

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Solution

The fourth proportional to 627,344.57, 940,487.81 and 272,091.02 is: 407,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,344.57 : 940,487.81 = 272,091.02 : x
  2. Step 2: Convert to fraction form
    627,344.57/940,487.81 = 272,091.02/x
  3. Step 3: Cross multiply
    627,344.57x = 940,487.81 × 272,091.02
  4. Step 4: Simplify right side
    627,344.57x = 255,898,281,457.57
  5. Step 5: Solve for x
    x = 255,898,281,457.57/627,344.57
  6. Step 6: Final answer
    x = 407,907.07

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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.