Home / 929,444.80-1,394,361.60-298,422.40

Finding the Fourth Proportional to 929,444.80, 1,394,361.60 and 298,422.40

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Solution

The fourth proportional to 929,444.80, 1,394,361.60 and 298,422.40 is: 447,696.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,444.80 : 1,394,361.60 = 298,422.40 : x
  2. Step 2: Convert to fraction form
    929,444.80/1,394,361.60 = 298,422.40/x
  3. Step 3: Cross multiply
    929,444.80x = 1,394,361.60 × 298,422.40
  4. Step 4: Simplify right side
    929,444.80x = 416,108,735,139.84
  5. Step 5: Solve for x
    x = 416,108,735,139.84/929,444.80
  6. Step 6: Final answer
    x = 447,696.02

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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.