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Finding the Fourth Proportional to 450,329.02, 675,491.81 and 180,577.76

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Solution

The fourth proportional to 450,329.02, 675,491.81 and 180,577.76 is: 270,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,329.02 : 675,491.81 = 180,577.76 : x
  2. Step 2: Convert to fraction form
    450,329.02/675,491.81 = 180,577.76/x
  3. Step 3: Cross multiply
    450,329.02x = 675,491.81 × 180,577.76
  4. Step 4: Simplify right side
    450,329.02x = 121,978,793,667.80
  5. Step 5: Solve for x
    x = 121,978,793,667.80/450,329.02
  6. Step 6: Final answer
    x = 270,865.94

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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.