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Finding the Fourth Proportional to 467,336.26, 702,467.81 and 308,433.45

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Solution

The fourth proportional to 467,336.26, 702,467.81 and 308,433.45 is: 463,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,336.26 : 702,467.81 = 308,433.45 : x
  2. Step 2: Convert to fraction form
    467,336.26/702,467.81 = 308,433.45/x
  3. Step 3: Cross multiply
    467,336.26x = 702,467.81 × 308,433.45
  4. Step 4: Simplify right side
    467,336.26x = 216,664,570,152.25
  5. Step 5: Solve for x
    x = 216,664,570,152.25/467,336.26
  6. Step 6: Final answer
    x = 463,616.01

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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.