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Finding the Fourth Proportional to 244,335.40, 366,503.10 and 185,286.40

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Solution

The fourth proportional to 244,335.40, 366,503.10 and 185,286.40 is: 277,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,335.40 : 366,503.10 = 185,286.40 : x
  2. Step 2: Convert to fraction form
    244,335.40/366,503.10 = 185,286.40/x
  3. Step 3: Cross multiply
    244,335.40x = 366,503.10 × 185,286.40
  4. Step 4: Simplify right side
    244,335.40x = 67,908,039,987.84
  5. Step 5: Solve for x
    x = 67,908,039,987.84/244,335.40
  6. Step 6: Final answer
    x = 277,929.60

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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.