Home / 260,365.14-390,599.96-110,604.24

Finding the Fourth Proportional to 260,365.14, 390,599.96 and 110,604.24

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Solution

The fourth proportional to 260,365.14, 390,599.96 and 110,604.24 is: 165,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,365.14 : 390,599.96 = 110,604.24 : x
  2. Step 2: Convert to fraction form
    260,365.14/390,599.96 = 110,604.24/x
  3. Step 3: Cross multiply
    260,365.14x = 390,599.96 × 110,604.24
  4. Step 4: Simplify right side
    260,365.14x = 43,202,011,166.81
  5. Step 5: Solve for x
    x = 43,202,011,166.81/260,365.14
  6. Step 6: Final answer
    x = 165,928.55

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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.