Home / 260,342.03-390,668.24-116,236.67

Finding the Fourth Proportional to 260,342.03, 390,668.24 and 116,236.67

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Solution

The fourth proportional to 260,342.03, 390,668.24 and 116,236.67 is: 174,424.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,342.03 : 390,668.24 = 116,236.67 : x
  2. Step 2: Convert to fraction form
    260,342.03/390,668.24 = 116,236.67/x
  3. Step 3: Cross multiply
    260,342.03x = 390,668.24 × 116,236.67
  4. Step 4: Simplify right side
    260,342.03x = 45,409,974,957.51
  5. Step 5: Solve for x
    x = 45,409,974,957.51/260,342.03
  6. Step 6: Final answer
    x = 174,424.29

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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.