Home / 851,765.01-1,277,913.60-252,729.15

Finding the Fourth Proportional to 851,765.01, 1,277,913.60 and 252,729.15

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Solution

The fourth proportional to 851,765.01, 1,277,913.60 and 252,729.15 is: 379,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,765.01 : 1,277,913.60 = 252,729.15 : x
  2. Step 2: Convert to fraction form
    851,765.01/1,277,913.60 = 252,729.15/x
  3. Step 3: Cross multiply
    851,765.01x = 1,277,913.60 × 252,729.15
  4. Step 4: Simplify right side
    851,765.01x = 322,966,017,901.44
  5. Step 5: Solve for x
    x = 322,966,017,901.44/851,765.01
  6. Step 6: Final answer
    x = 379,172.68

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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.