Home / 676,370.64-1,014,524.37-276,912.66

Finding the Fourth Proportional to 676,370.64, 1,014,524.37 and 276,912.66

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Solution

The fourth proportional to 676,370.64, 1,014,524.37 and 276,912.66 is: 415,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,370.64 : 1,014,524.37 = 276,912.66 : x
  2. Step 2: Convert to fraction form
    676,370.64/1,014,524.37 = 276,912.66/x
  3. Step 3: Cross multiply
    676,370.64x = 1,014,524.37 × 276,912.66
  4. Step 4: Simplify right side
    676,370.64x = 280,934,641,931.52
  5. Step 5: Solve for x
    x = 280,934,641,931.52/676,370.64
  6. Step 6: Final answer
    x = 415,356.06

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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.