Home / 863,348.28-1,294,233.48-302,076.60

Finding the Fourth Proportional to 863,348.28, 1,294,233.48 and 302,076.60

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Solution

The fourth proportional to 863,348.28, 1,294,233.48 and 302,076.60 is: 452,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,348.28 : 1,294,233.48 = 302,076.60 : x
  2. Step 2: Convert to fraction form
    863,348.28/1,294,233.48 = 302,076.60/x
  3. Step 3: Cross multiply
    863,348.28x = 1,294,233.48 × 302,076.60
  4. Step 4: Simplify right side
    863,348.28x = 390,957,649,244.57
  5. Step 5: Solve for x
    x = 390,957,649,244.57/863,348.28
  6. Step 6: Final answer
    x = 452,838.86

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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.