Home / 807,134.64-1,210,872.74-267,360.38

Finding the Fourth Proportional to 807,134.64, 1,210,872.74 and 267,360.38

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Solution

The fourth proportional to 807,134.64, 1,210,872.74 and 267,360.38 is: 401,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,134.64 : 1,210,872.74 = 267,360.38 : x
  2. Step 2: Convert to fraction form
    807,134.64/1,210,872.74 = 267,360.38/x
  3. Step 3: Cross multiply
    807,134.64x = 1,210,872.74 × 267,360.38
  4. Step 4: Simplify right side
    807,134.64x = 323,739,388,506.88
  5. Step 5: Solve for x
    x = 323,739,388,506.88/807,134.64
  6. Step 6: Final answer
    x = 401,097.13

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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.