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Finding the Fourth Proportional to 450,438.39, 675,657.59 and 150,919.52

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Solution

The fourth proportional to 450,438.39, 675,657.59 and 150,919.52 is: 226,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,438.39 : 675,657.59 = 150,919.52 : x
  2. Step 2: Convert to fraction form
    450,438.39/675,657.59 = 150,919.52/x
  3. Step 3: Cross multiply
    450,438.39x = 675,657.59 × 150,919.52
  4. Step 4: Simplify right side
    450,438.39x = 101,969,916,621.11
  5. Step 5: Solve for x
    x = 101,969,916,621.11/450,438.39
  6. Step 6: Final answer
    x = 226,379.27

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1.5x scale

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.