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Finding the Fourth Proportional to 340,366.14, 469,833.80 and 267,579.14

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Solution

The fourth proportional to 340,366.14, 469,833.80 and 267,579.14 is: 369,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,366.14 : 469,833.80 = 267,579.14 : x
  2. Step 2: Convert to fraction form
    340,366.14/469,833.80 = 267,579.14/x
  3. Step 3: Cross multiply
    340,366.14x = 469,833.80 × 267,579.14
  4. Step 4: Simplify right side
    340,366.14x = 125,717,720,459.87
  5. Step 5: Solve for x
    x = 125,717,720,459.87/340,366.14
  6. Step 6: Final answer
    x = 369,360.24

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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.