Home / 440,011.26-607,128.78-267,883.02

Finding the Fourth Proportional to 440,011.26, 607,128.78 and 267,883.02

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Solution

The fourth proportional to 440,011.26, 607,128.78 and 267,883.02 is: 369,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,011.26 : 607,128.78 = 267,883.02 : x
  2. Step 2: Convert to fraction form
    440,011.26/607,128.78 = 267,883.02/x
  3. Step 3: Cross multiply
    440,011.26x = 607,128.78 × 267,883.02
  4. Step 4: Simplify right side
    440,011.26x = 162,639,491,115.32
  5. Step 5: Solve for x
    x = 162,639,491,115.32/440,011.26
  6. Step 6: Final answer
    x = 369,625.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.