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Finding the Fourth Proportional to 499,388.16, 748,732.32 and 183,804.12

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Solution

The fourth proportional to 499,388.16, 748,732.32 and 183,804.12 is: 275,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,388.16 : 748,732.32 = 183,804.12 : x
  2. Step 2: Convert to fraction form
    499,388.16/748,732.32 = 183,804.12/x
  3. Step 3: Cross multiply
    499,388.16x = 748,732.32 × 183,804.12
  4. Step 4: Simplify right side
    499,388.16x = 137,620,085,193.16
  5. Step 5: Solve for x
    x = 137,620,085,193.16/499,388.16
  6. Step 6: Final answer
    x = 275,577.39

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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.