Home / 268,948.08-370,464.84-205,175.16

Finding the Fourth Proportional to 268,948.08, 370,464.84 and 205,175.16

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Solution

The fourth proportional to 268,948.08, 370,464.84 and 205,175.16 is: 282,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,948.08 : 370,464.84 = 205,175.16 : x
  2. Step 2: Convert to fraction form
    268,948.08/370,464.84 = 205,175.16/x
  3. Step 3: Cross multiply
    268,948.08x = 370,464.84 × 205,175.16
  4. Step 4: Simplify right side
    268,948.08x = 76,010,182,821.37
  5. Step 5: Solve for x
    x = 76,010,182,821.37/268,948.08
  6. Step 6: Final answer
    x = 282,620.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.