Home / 958,352.96-1,322,952.18-618,986.72

Finding the Fourth Proportional to 958,352.96, 1,322,952.18 and 618,986.72

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Solution

The fourth proportional to 958,352.96, 1,322,952.18 and 618,986.72 is: 854,476.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,352.96 : 1,322,952.18 = 618,986.72 : x
  2. Step 2: Convert to fraction form
    958,352.96/1,322,952.18 = 618,986.72/x
  3. Step 3: Cross multiply
    958,352.96x = 1,322,952.18 × 618,986.72
  4. Step 4: Simplify right side
    958,352.96x = 818,889,831,601.23
  5. Step 5: Solve for x
    x = 818,889,831,601.23/958,352.96
  6. Step 6: Final answer
    x = 854,476.24

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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.