Home / 290,994.24-401,344.44-189,052.50

Finding the Fourth Proportional to 290,994.24, 401,344.44 and 189,052.50

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Solution

The fourth proportional to 290,994.24, 401,344.44 and 189,052.50 is: 260,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,994.24 : 401,344.44 = 189,052.50 : x
  2. Step 2: Convert to fraction form
    290,994.24/401,344.44 = 189,052.50/x
  3. Step 3: Cross multiply
    290,994.24x = 401,344.44 × 189,052.50
  4. Step 4: Simplify right side
    290,994.24x = 75,875,169,743.10
  5. Step 5: Solve for x
    x = 75,875,169,743.10/290,994.24
  6. Step 6: Final answer
    x = 260,744.58

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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.