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Finding the Fourth Proportional to 350,568, 484,705.60 and 334,900.80

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Solution

The fourth proportional to 350,568, 484,705.60 and 334,900.80 is: 463,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,568 : 484,705.60 = 334,900.80 : x
  2. Step 2: Convert to fraction form
    350,568/484,705.60 = 334,900.80/x
  3. Step 3: Cross multiply
    350,568x = 484,705.60 × 334,900.80
  4. Step 4: Simplify right side
    350,568x = 162,328,293,204.48
  5. Step 5: Solve for x
    x = 162,328,293,204.48/350,568
  6. Step 6: Final answer
    x = 463,043.67

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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.