Home / 829,272.73-1,243,770.36-230,294.44

Finding the Fourth Proportional to 829,272.73, 1,243,770.36 and 230,294.44

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Solution

The fourth proportional to 829,272.73, 1,243,770.36 and 230,294.44 is: 345,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,272.73 : 1,243,770.36 = 230,294.44 : x
  2. Step 2: Convert to fraction form
    829,272.73/1,243,770.36 = 230,294.44/x
  3. Step 3: Cross multiply
    829,272.73x = 1,243,770.36 × 230,294.44
  4. Step 4: Simplify right side
    829,272.73x = 286,433,395,435.37
  5. Step 5: Solve for x
    x = 286,433,395,435.37/829,272.73
  6. Step 6: Final answer
    x = 345,403.13

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1.5x scale

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.