Home / 727,699.55-1,091,759.94-301,156.64

Finding the Fourth Proportional to 727,699.55, 1,091,759.94 and 301,156.64

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Solution

The fourth proportional to 727,699.55, 1,091,759.94 and 301,156.64 is: 451,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,699.55 : 1,091,759.94 = 301,156.64 : x
  2. Step 2: Convert to fraction form
    727,699.55/1,091,759.94 = 301,156.64/x
  3. Step 3: Cross multiply
    727,699.55x = 1,091,759.94 × 301,156.64
  4. Step 4: Simplify right side
    727,699.55x = 328,790,749,758.20
  5. Step 5: Solve for x
    x = 328,790,749,758.20/727,699.55
  6. Step 6: Final answer
    x = 451,822.12

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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.