Home / 301,078.02-451,617.22-76,455.30

Finding the Fourth Proportional to 301,078.02, 451,617.22 and 76,455.30

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Solution

The fourth proportional to 301,078.02, 451,617.22 and 76,455.30 is: 114,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,078.02 : 451,617.22 = 76,455.30 : x
  2. Step 2: Convert to fraction form
    301,078.02/451,617.22 = 76,455.30/x
  3. Step 3: Cross multiply
    301,078.02x = 451,617.22 × 76,455.30
  4. Step 4: Simplify right side
    301,078.02x = 34,528,530,040.27
  5. Step 5: Solve for x
    x = 34,528,530,040.27/301,078.02
  6. Step 6: Final answer
    x = 114,683.00

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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.