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Finding the Fourth Proportional to 326,433.31, 450,365.47 and 183,173.47

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Solution

The fourth proportional to 326,433.31, 450,365.47 and 183,173.47 is: 252,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,433.31 : 450,365.47 = 183,173.47 : x
  2. Step 2: Convert to fraction form
    326,433.31/450,365.47 = 183,173.47/x
  3. Step 3: Cross multiply
    326,433.31x = 450,365.47 × 183,173.47
  4. Step 4: Simplify right side
    326,433.31x = 82,495,005,908.08
  5. Step 5: Solve for x
    x = 82,495,005,908.08/326,433.31
  6. Step 6: Final answer
    x = 252,716.26

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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.