Home / 907,398.18-1,361,303.82-276,361.20

Finding the Fourth Proportional to 907,398.18, 1,361,303.82 and 276,361.20

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Solution

The fourth proportional to 907,398.18, 1,361,303.82 and 276,361.20 is: 414,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,398.18 : 1,361,303.82 = 276,361.20 : x
  2. Step 2: Convert to fraction form
    907,398.18/1,361,303.82 = 276,361.20/x
  3. Step 3: Cross multiply
    907,398.18x = 1,361,303.82 × 276,361.20
  4. Step 4: Simplify right side
    907,398.18x = 376,211,557,259.78
  5. Step 5: Solve for x
    x = 376,211,557,259.78/907,398.18
  6. Step 6: Final answer
    x = 414,604.71

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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.