Home / 851,181.36-1,277,076.90-364,659.36

Finding the Fourth Proportional to 851,181.36, 1,277,076.90 and 364,659.36

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Solution

The fourth proportional to 851,181.36, 1,277,076.90 and 364,659.36 is: 547,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,181.36 : 1,277,076.90 = 364,659.36 : x
  2. Step 2: Convert to fraction form
    851,181.36/1,277,076.90 = 364,659.36/x
  3. Step 3: Cross multiply
    851,181.36x = 1,277,076.90 × 364,659.36
  4. Step 4: Simplify right side
    851,181.36x = 465,698,045,024.78
  5. Step 5: Solve for x
    x = 465,698,045,024.78/851,181.36
  6. Step 6: Final answer
    x = 547,119.65

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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.