Home / 205,089.15-307,633.73-202,324.35

Finding the Fourth Proportional to 205,089.15, 307,633.73 and 202,324.35

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Solution

The fourth proportional to 205,089.15, 307,633.73 and 202,324.35 is: 303,486.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,089.15 : 307,633.73 = 202,324.35 : x
  2. Step 2: Convert to fraction form
    205,089.15/307,633.73 = 202,324.35/x
  3. Step 3: Cross multiply
    205,089.15x = 307,633.73 × 202,324.35
  4. Step 4: Simplify right side
    205,089.15x = 62,241,794,460.33
  5. Step 5: Solve for x
    x = 62,241,794,460.33/205,089.15
  6. Step 6: Final answer
    x = 303,486.53

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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.