Home / 938,297.82-1,294,819.48-556,097.70

Finding the Fourth Proportional to 938,297.82, 1,294,819.48 and 556,097.70

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Solution

The fourth proportional to 938,297.82, 1,294,819.48 and 556,097.70 is: 767,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,297.82 : 1,294,819.48 = 556,097.70 : x
  2. Step 2: Convert to fraction form
    938,297.82/1,294,819.48 = 556,097.70/x
  3. Step 3: Cross multiply
    938,297.82x = 1,294,819.48 × 556,097.70
  4. Step 4: Simplify right side
    938,297.82x = 720,046,134,743.20
  5. Step 5: Solve for x
    x = 720,046,134,743.20/938,297.82
  6. Step 6: Final answer
    x = 767,396.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.