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Finding the Fourth Proportional to 324,651.70, 486,977.55 and 301,032.10

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Solution

The fourth proportional to 324,651.70, 486,977.55 and 301,032.10 is: 451,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,651.70 : 486,977.55 = 301,032.10 : x
  2. Step 2: Convert to fraction form
    324,651.70/486,977.55 = 301,032.10/x
  3. Step 3: Cross multiply
    324,651.70x = 486,977.55 × 301,032.10
  4. Step 4: Simplify right side
    324,651.70x = 146,595,874,529.36
  5. Step 5: Solve for x
    x = 146,595,874,529.36/324,651.70
  6. Step 6: Final answer
    x = 451,548.15

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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.