Home / 850,870.20-1,277,342.10-844,649.40

Finding the Fourth Proportional to 850,870.20, 1,277,342.10 and 844,649.40

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Solution

The fourth proportional to 850,870.20, 1,277,342.10 and 844,649.40 is: 1,268,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,870.20 : 1,277,342.10 = 844,649.40 : x
  2. Step 2: Convert to fraction form
    850,870.20/1,277,342.10 = 844,649.40/x
  3. Step 3: Cross multiply
    850,870.20x = 1,277,342.10 × 844,649.40
  4. Step 4: Simplify right side
    850,870.20x = 1,078,906,238,359.74
  5. Step 5: Solve for x
    x = 1,078,906,238,359.74/850,870.20
  6. Step 6: Final answer
    x = 1,268,003.32

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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.