Home / 906,109.80-1,358,300.70-337,338.60

Finding the Fourth Proportional to 906,109.80, 1,358,300.70 and 337,338.60

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Solution

The fourth proportional to 906,109.80, 1,358,300.70 and 337,338.60 is: 505,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,109.80 : 1,358,300.70 = 337,338.60 : x
  2. Step 2: Convert to fraction form
    906,109.80/1,358,300.70 = 337,338.60/x
  3. Step 3: Cross multiply
    906,109.80x = 1,358,300.70 × 337,338.60
  4. Step 4: Simplify right side
    906,109.80x = 458,207,256,517.02
  5. Step 5: Solve for x
    x = 458,207,256,517.02/906,109.80
  6. Step 6: Final answer
    x = 505,686.24

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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.