Home / 260,258.34-390,444.96-110,626.50

Finding the Fourth Proportional to 260,258.34, 390,444.96 and 110,626.50

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Solution

The fourth proportional to 260,258.34, 390,444.96 and 110,626.50 is: 165,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,258.34 : 390,444.96 = 110,626.50 : x
  2. Step 2: Convert to fraction form
    260,258.34/390,444.96 = 110,626.50/x
  3. Step 3: Cross multiply
    260,258.34x = 390,444.96 × 110,626.50
  4. Step 4: Simplify right side
    260,258.34x = 43,193,559,367.44
  5. Step 5: Solve for x
    x = 43,193,559,367.44/260,258.34
  6. Step 6: Final answer
    x = 165,964.17

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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.