Home / 603,931.95-906,012.23-199,147.41

Finding the Fourth Proportional to 603,931.95, 906,012.23 and 199,147.41

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Solution

The fourth proportional to 603,931.95, 906,012.23 and 199,147.41 is: 298,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,931.95 : 906,012.23 = 199,147.41 : x
  2. Step 2: Convert to fraction form
    603,931.95/906,012.23 = 199,147.41/x
  3. Step 3: Cross multiply
    603,931.95x = 906,012.23 × 199,147.41
  4. Step 4: Simplify right side
    603,931.95x = 180,429,988,037.09
  5. Step 5: Solve for x
    x = 180,429,988,037.09/603,931.95
  6. Step 6: Final answer
    x = 298,758.81

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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.