Home / 836,999.80-1,255,548.30-238,004.80

Finding the Fourth Proportional to 836,999.80, 1,255,548.30 and 238,004.80

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Solution

The fourth proportional to 836,999.80, 1,255,548.30 and 238,004.80 is: 357,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,999.80 : 1,255,548.30 = 238,004.80 : x
  2. Step 2: Convert to fraction form
    836,999.80/1,255,548.30 = 238,004.80/x
  3. Step 3: Cross multiply
    836,999.80x = 1,255,548.30 × 238,004.80
  4. Step 4: Simplify right side
    836,999.80x = 298,826,522,031.84
  5. Step 5: Solve for x
    x = 298,826,522,031.84/836,999.80
  6. Step 6: Final answer
    x = 357,021.02

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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.