Home / 907,727.60-1,361,591.40-276,640.40

Finding the Fourth Proportional to 907,727.60, 1,361,591.40 and 276,640.40

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Solution

The fourth proportional to 907,727.60, 1,361,591.40 and 276,640.40 is: 414,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,727.60 : 1,361,591.40 = 276,640.40 : x
  2. Step 2: Convert to fraction form
    907,727.60/1,361,591.40 = 276,640.40/x
  3. Step 3: Cross multiply
    907,727.60x = 1,361,591.40 × 276,640.40
  4. Step 4: Simplify right side
    907,727.60x = 376,671,189,532.56
  5. Step 5: Solve for x
    x = 376,671,189,532.56/907,727.60
  6. Step 6: Final answer
    x = 414,960.60

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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.