Home / 907,837.20-1,361,950.20-276,814.80

Finding the Fourth Proportional to 907,837.20, 1,361,950.20 and 276,814.80

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Solution

The fourth proportional to 907,837.20, 1,361,950.20 and 276,814.80 is: 415,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,837.20 : 1,361,950.20 = 276,814.80 : x
  2. Step 2: Convert to fraction form
    907,837.20/1,361,950.20 = 276,814.80/x
  3. Step 3: Cross multiply
    907,837.20x = 1,361,950.20 × 276,814.80
  4. Step 4: Simplify right side
    907,837.20x = 377,007,972,222.96
  5. Step 5: Solve for x
    x = 377,007,972,222.96/907,837.20
  6. Step 6: Final answer
    x = 415,281.48

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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.