Home / 470,967.18-649,951.80-269,802.06

Finding the Fourth Proportional to 470,967.18, 649,951.80 and 269,802.06

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Solution

The fourth proportional to 470,967.18, 649,951.80 and 269,802.06 is: 372,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,967.18 : 649,951.80 = 269,802.06 : x
  2. Step 2: Convert to fraction form
    470,967.18/649,951.80 = 269,802.06/x
  3. Step 3: Cross multiply
    470,967.18x = 649,951.80 × 269,802.06
  4. Step 4: Simplify right side
    470,967.18x = 175,358,334,540.71
  5. Step 5: Solve for x
    x = 175,358,334,540.71/470,967.18
  6. Step 6: Final answer
    x = 372,336.63

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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.