Home / 627,381.70-941,075.72-154,067.24

Finding the Fourth Proportional to 627,381.70, 941,075.72 and 154,067.24

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Solution

The fourth proportional to 627,381.70, 941,075.72 and 154,067.24 is: 231,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,381.70 : 941,075.72 = 154,067.24 : x
  2. Step 2: Convert to fraction form
    627,381.70/941,075.72 = 154,067.24/x
  3. Step 3: Cross multiply
    627,381.70x = 941,075.72 × 154,067.24
  4. Step 4: Simplify right side
    627,381.70x = 144,988,938,811.41
  5. Step 5: Solve for x
    x = 144,988,938,811.41/627,381.70
  6. Step 6: Final answer
    x = 231,101.64

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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.