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Finding the Fourth Proportional to 450,004.90, 675,007.94 and 183,765.38

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Solution

The fourth proportional to 450,004.90, 675,007.94 and 183,765.38 is: 275,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,004.90 : 675,007.94 = 183,765.38 : x
  2. Step 2: Convert to fraction form
    450,004.90/675,007.94 = 183,765.38/x
  3. Step 3: Cross multiply
    450,004.90x = 675,007.94 × 183,765.38
  4. Step 4: Simplify right side
    450,004.90x = 124,043,090,597.12
  5. Step 5: Solve for x
    x = 124,043,090,597.12/450,004.90
  6. Step 6: Final answer
    x = 275,648.31

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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.