Home / 907,380.18-1,361,276.82-276,343.20

Finding the Fourth Proportional to 907,380.18, 1,361,276.82 and 276,343.20

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Solution

The fourth proportional to 907,380.18, 1,361,276.82 and 276,343.20 is: 414,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,380.18 : 1,361,276.82 = 276,343.20 : x
  2. Step 2: Convert to fraction form
    907,380.18/1,361,276.82 = 276,343.20/x
  3. Step 3: Cross multiply
    907,380.18x = 1,361,276.82 × 276,343.20
  4. Step 4: Simplify right side
    907,380.18x = 376,179,592,524.62
  5. Step 5: Solve for x
    x = 376,179,592,524.62/907,380.18
  6. Step 6: Final answer
    x = 414,577.70

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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.