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Finding the Fourth Proportional to 488,433.41, 732,755.36 and 151,467.28

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Solution

The fourth proportional to 488,433.41, 732,755.36 and 151,467.28 is: 227,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,433.41 : 732,755.36 = 151,467.28 : x
  2. Step 2: Convert to fraction form
    488,433.41/732,755.36 = 151,467.28/x
  3. Step 3: Cross multiply
    488,433.41x = 732,755.36 × 151,467.28
  4. Step 4: Simplify right side
    488,433.41x = 110,988,463,953.15
  5. Step 5: Solve for x
    x = 110,988,463,953.15/488,433.41
  6. Step 6: Final answer
    x = 227,233.56

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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.