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Finding the Fourth Proportional to 654,562.26, 903,290.22 and 368,076.24

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Solution

The fourth proportional to 654,562.26, 903,290.22 and 368,076.24 is: 507,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,562.26 : 903,290.22 = 368,076.24 : x
  2. Step 2: Convert to fraction form
    654,562.26/903,290.22 = 368,076.24/x
  3. Step 3: Cross multiply
    654,562.26x = 903,290.22 × 368,076.24
  4. Step 4: Simplify right side
    654,562.26x = 332,479,667,806.37
  5. Step 5: Solve for x
    x = 332,479,667,806.37/654,562.26
  6. Step 6: Final answer
    x = 507,942.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.