Home / 907,980.45-1,361,967.03-276,892.44

Finding the Fourth Proportional to 907,980.45, 1,361,967.03 and 276,892.44

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Solution

The fourth proportional to 907,980.45, 1,361,967.03 and 276,892.44 is: 415,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,980.45 : 1,361,967.03 = 276,892.44 : x
  2. Step 2: Convert to fraction form
    907,980.45/1,361,967.03 = 276,892.44/x
  3. Step 3: Cross multiply
    907,980.45x = 1,361,967.03 × 276,892.44
  4. Step 4: Simplify right side
    907,980.45x = 377,118,374,136.25
  5. Step 5: Solve for x
    x = 377,118,374,136.25/907,980.45
  6. Step 6: Final answer
    x = 415,337.55

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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.