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Finding the Fourth Proportional to 244,648.20, 366,972.30 and 207,323.40

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Solution

The fourth proportional to 244,648.20, 366,972.30 and 207,323.40 is: 310,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,648.20 : 366,972.30 = 207,323.40 : x
  2. Step 2: Convert to fraction form
    244,648.20/366,972.30 = 207,323.40/x
  3. Step 3: Cross multiply
    244,648.20x = 366,972.30 × 207,323.40
  4. Step 4: Simplify right side
    244,648.20x = 76,081,944,941.82
  5. Step 5: Solve for x
    x = 76,081,944,941.82/244,648.20
  6. Step 6: Final answer
    x = 310,985.10

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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.