Home / 850,064.43-1,274,504.80-376,493.07

Finding the Fourth Proportional to 850,064.43, 1,274,504.80 and 376,493.07

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Solution

The fourth proportional to 850,064.43, 1,274,504.80 and 376,493.07 is: 564,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,064.43 : 1,274,504.80 = 376,493.07 : x
  2. Step 2: Convert to fraction form
    850,064.43/1,274,504.80 = 376,493.07/x
  3. Step 3: Cross multiply
    850,064.43x = 1,274,504.80 × 376,493.07
  4. Step 4: Simplify right side
    850,064.43x = 479,842,216,626.75
  5. Step 5: Solve for x
    x = 479,842,216,626.75/850,064.43
  6. Step 6: Final answer
    x = 564,477.47

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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.