Home / 1,270,676.88-1,904,538.32-471,448.64

Finding the Fourth Proportional to 1,270,676.88, 1,904,538.32 and 471,448.64

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Solution

The fourth proportional to 1,270,676.88, 1,904,538.32 and 471,448.64 is: 706,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,676.88 : 1,904,538.32 = 471,448.64 : x
  2. Step 2: Convert to fraction form
    1,270,676.88/1,904,538.32 = 471,448.64/x
  3. Step 3: Cross multiply
    1,270,676.88x = 1,904,538.32 × 471,448.64
  4. Step 4: Simplify right side
    1,270,676.88x = 897,892,000,791.89
  5. Step 5: Solve for x
    x = 897,892,000,791.89/1,270,676.88
  6. Step 6: Final answer
    x = 706,624.96

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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.