Home / 842,456.50-1,263,906.33-302,767.30

Finding the Fourth Proportional to 842,456.50, 1,263,906.33 and 302,767.30

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Solution

The fourth proportional to 842,456.50, 1,263,906.33 and 302,767.30 is: 454,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,456.50 : 1,263,906.33 = 302,767.30 : x
  2. Step 2: Convert to fraction form
    842,456.50/1,263,906.33 = 302,767.30/x
  3. Step 3: Cross multiply
    842,456.50x = 1,263,906.33 × 302,767.30
  4. Step 4: Simplify right side
    842,456.50x = 382,669,506,987.01
  5. Step 5: Solve for x
    x = 382,669,506,987.01/842,456.50
  6. Step 6: Final answer
    x = 454,230.58

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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.