Home / 906,132.80-1,358,335.20-337,361.60

Finding the Fourth Proportional to 906,132.80, 1,358,335.20 and 337,361.60

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Solution

The fourth proportional to 906,132.80, 1,358,335.20 and 337,361.60 is: 505,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,132.80 : 1,358,335.20 = 337,361.60 : x
  2. Step 2: Convert to fraction form
    906,132.80/1,358,335.20 = 337,361.60/x
  3. Step 3: Cross multiply
    906,132.80x = 1,358,335.20 × 337,361.60
  4. Step 4: Simplify right side
    906,132.80x = 458,250,136,408.32
  5. Step 5: Solve for x
    x = 458,250,136,408.32/906,132.80
  6. Step 6: Final answer
    x = 505,720.72

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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.