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Finding the Fourth Proportional to 450,703.44, 676,145.37 and 166,395.72

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Solution

The fourth proportional to 450,703.44, 676,145.37 and 166,395.72 is: 249,626.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,703.44 : 676,145.37 = 166,395.72 : x
  2. Step 2: Convert to fraction form
    450,703.44/676,145.37 = 166,395.72/x
  3. Step 3: Cross multiply
    450,703.44x = 676,145.37 × 166,395.72
  4. Step 4: Simplify right side
    450,703.44x = 112,507,695,665.82
  5. Step 5: Solve for x
    x = 112,507,695,665.82/450,703.44
  6. Step 6: Final answer
    x = 249,626.88

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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.