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Finding the Fourth Proportional to 450,477.53, 675,775.76 and 166,367.78

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Solution

The fourth proportional to 450,477.53, 675,775.76 and 166,367.78 is: 249,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,477.53 : 675,775.76 = 166,367.78 : x
  2. Step 2: Convert to fraction form
    450,477.53/675,775.76 = 166,367.78/x
  3. Step 3: Cross multiply
    450,477.53x = 675,775.76 × 166,367.78
  4. Step 4: Simplify right side
    450,477.53x = 112,427,311,292.45
  5. Step 5: Solve for x
    x = 112,427,311,292.45/450,477.53
  6. Step 6: Final answer
    x = 249,573.63

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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.