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Finding the Fourth Proportional to 240,577.56, 360,628.20 and 113,994

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Solution

The fourth proportional to 240,577.56, 360,628.20 and 113,994 is: 170,878.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,577.56 : 360,628.20 = 113,994 : x
  2. Step 2: Convert to fraction form
    240,577.56/360,628.20 = 113,994/x
  3. Step 3: Cross multiply
    240,577.56x = 360,628.20 × 113,994
  4. Step 4: Simplify right side
    240,577.56x = 41,109,451,030.80
  5. Step 5: Solve for x
    x = 41,109,451,030.80/240,577.56
  6. Step 6: Final answer
    x = 170,878.16

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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.