Home / 470,989.47-649,982.52-269,824.35

Finding the Fourth Proportional to 470,989.47, 649,982.52 and 269,824.35

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Solution

The fourth proportional to 470,989.47, 649,982.52 and 269,824.35 is: 372,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,989.47 : 649,982.52 = 269,824.35 : x
  2. Step 2: Convert to fraction form
    470,989.47/649,982.52 = 269,824.35/x
  3. Step 3: Cross multiply
    470,989.47x = 649,982.52 × 269,824.35
  4. Step 4: Simplify right side
    470,989.47x = 175,381,110,970.36
  5. Step 5: Solve for x
    x = 175,381,110,970.36/470,989.47
  6. Step 6: Final answer
    x = 372,367.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.