Home / 907,680.30-1,361,374.65-276,447.30

Finding the Fourth Proportional to 907,680.30, 1,361,374.65 and 276,447.30

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Solution

The fourth proportional to 907,680.30, 1,361,374.65 and 276,447.30 is: 414,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,680.30 : 1,361,374.65 = 276,447.30 : x
  2. Step 2: Convert to fraction form
    907,680.30/1,361,374.65 = 276,447.30/x
  3. Step 3: Cross multiply
    907,680.30x = 1,361,374.65 × 276,447.30
  4. Step 4: Simplify right side
    907,680.30x = 376,348,346,280.95
  5. Step 5: Solve for x
    x = 376,348,346,280.95/907,680.30
  6. Step 6: Final answer
    x = 414,626.54

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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.