Home / 446,622.24-669,556.79-193,712.34

Finding the Fourth Proportional to 446,622.24, 669,556.79 and 193,712.34

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Solution

The fourth proportional to 446,622.24, 669,556.79 and 193,712.34 is: 290,405.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,622.24 : 669,556.79 = 193,712.34 : x
  2. Step 2: Convert to fraction form
    446,622.24/669,556.79 = 193,712.34/x
  3. Step 3: Cross multiply
    446,622.24x = 669,556.79 × 193,712.34
  4. Step 4: Simplify right side
    446,622.24x = 129,701,411,585.23
  5. Step 5: Solve for x
    x = 129,701,411,585.23/446,622.24
  6. Step 6: Final answer
    x = 290,405.18

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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.