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Finding the Fourth Proportional to 326,157.14, 450,101.69 and 244,340.45

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Solution

The fourth proportional to 326,157.14, 450,101.69 and 244,340.45 is: 337,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,157.14 : 450,101.69 = 244,340.45 : x
  2. Step 2: Convert to fraction form
    326,157.14/450,101.69 = 244,340.45/x
  3. Step 3: Cross multiply
    326,157.14x = 450,101.69 × 244,340.45
  4. Step 4: Simplify right side
    326,157.14x = 109,978,047,925.10
  5. Step 5: Solve for x
    x = 109,978,047,925.10/326,157.14
  6. Step 6: Final answer
    x = 337,193.44

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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.