Home / 328,246.02-491,941.35-148,197.60

Finding the Fourth Proportional to 328,246.02, 491,941.35 and 148,197.60

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Solution

The fourth proportional to 328,246.02, 491,941.35 and 148,197.60 is: 222,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,246.02 : 491,941.35 = 148,197.60 : x
  2. Step 2: Convert to fraction form
    328,246.02/491,941.35 = 148,197.60/x
  3. Step 3: Cross multiply
    328,246.02x = 491,941.35 × 148,197.60
  4. Step 4: Simplify right side
    328,246.02x = 72,904,527,410.76
  5. Step 5: Solve for x
    x = 72,904,527,410.76/328,246.02
  6. Step 6: Final answer
    x = 222,103.31

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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.