Home / 480,072.25-719,941.61-267,165.06

Finding the Fourth Proportional to 480,072.25, 719,941.61 and 267,165.06

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Solution

The fourth proportional to 480,072.25, 719,941.61 and 267,165.06 is: 400,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,072.25 : 719,941.61 = 267,165.06 : x
  2. Step 2: Convert to fraction form
    480,072.25/719,941.61 = 267,165.06/x
  3. Step 3: Cross multiply
    480,072.25x = 719,941.61 × 267,165.06
  4. Step 4: Simplify right side
    480,072.25x = 192,343,244,564.09
  5. Step 5: Solve for x
    x = 192,343,244,564.09/480,072.25
  6. Step 6: Final answer
    x = 400,654.79

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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.