Home / 857,241.07-1,286,075.42-605,014.22

Finding the Fourth Proportional to 857,241.07, 1,286,075.42 and 605,014.22

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Solution

The fourth proportional to 857,241.07, 1,286,075.42 and 605,014.22 is: 907,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,241.07 : 1,286,075.42 = 605,014.22 : x
  2. Step 2: Convert to fraction form
    857,241.07/1,286,075.42 = 605,014.22/x
  3. Step 3: Cross multiply
    857,241.07x = 1,286,075.42 × 605,014.22
  4. Step 4: Simplify right side
    857,241.07x = 778,093,914,067.40
  5. Step 5: Solve for x
    x = 778,093,914,067.40/857,241.07
  6. Step 6: Final answer
    x = 907,672.24

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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.