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Finding the Fourth Proportional to 326,607.48, 450,687.48 and 183,339.54

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Solution

The fourth proportional to 326,607.48, 450,687.48 and 183,339.54 is: 252,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,607.48 : 450,687.48 = 183,339.54 : x
  2. Step 2: Convert to fraction form
    326,607.48/450,687.48 = 183,339.54/x
  3. Step 3: Cross multiply
    326,607.48x = 450,687.48 × 183,339.54
  4. Step 4: Simplify right side
    326,607.48x = 82,628,835,266.96
  5. Step 5: Solve for x
    x = 82,628,835,266.96/326,607.48
  6. Step 6: Final answer
    x = 252,991.25

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1.5x scale

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.