Home / 1,342,642.58-2,014,004.28-331,764.48

Finding the Fourth Proportional to 1,342,642.58, 2,014,004.28 and 331,764.48

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Solution

The fourth proportional to 1,342,642.58, 2,014,004.28 and 331,764.48 is: 497,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,642.58 : 2,014,004.28 = 331,764.48 : x
  2. Step 2: Convert to fraction form
    1,342,642.58/2,014,004.28 = 331,764.48/x
  3. Step 3: Cross multiply
    1,342,642.58x = 2,014,004.28 × 331,764.48
  4. Step 4: Simplify right side
    1,342,642.58x = 668,175,086,781.25
  5. Step 5: Solve for x
    x = 668,175,086,781.25/1,342,642.58
  6. Step 6: Final answer
    x = 497,656.71

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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.