Home / 902,480.80-1,353,721.20-850,871.20

Finding the Fourth Proportional to 902,480.80, 1,353,721.20 and 850,871.20

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Solution

The fourth proportional to 902,480.80, 1,353,721.20 and 850,871.20 is: 1,276,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,480.80 : 1,353,721.20 = 850,871.20 : x
  2. Step 2: Convert to fraction form
    902,480.80/1,353,721.20 = 850,871.20/x
  3. Step 3: Cross multiply
    902,480.80x = 1,353,721.20 × 850,871.20
  4. Step 4: Simplify right side
    902,480.80x = 1,151,842,381,909.44
  5. Step 5: Solve for x
    x = 1,151,842,381,909.44/902,480.80
  6. Step 6: Final answer
    x = 1,276,306.80

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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.