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Finding the Fourth Proportional to 244,642.40, 366,963.60 and 104,674.40

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Solution

The fourth proportional to 244,642.40, 366,963.60 and 104,674.40 is: 157,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,642.40 : 366,963.60 = 104,674.40 : x
  2. Step 2: Convert to fraction form
    244,642.40/366,963.60 = 104,674.40/x
  3. Step 3: Cross multiply
    244,642.40x = 366,963.60 × 104,674.40
  4. Step 4: Simplify right side
    244,642.40x = 38,411,694,651.84
  5. Step 5: Solve for x
    x = 38,411,694,651.84/244,642.40
  6. Step 6: Final answer
    x = 157,011.60

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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.