Home / 246,834.80-370,252.20-80,639.60

Finding the Fourth Proportional to 246,834.80, 370,252.20 and 80,639.60

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Solution

The fourth proportional to 246,834.80, 370,252.20 and 80,639.60 is: 120,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,834.80 : 370,252.20 = 80,639.60 : x
  2. Step 2: Convert to fraction form
    246,834.80/370,252.20 = 80,639.60/x
  3. Step 3: Cross multiply
    246,834.80x = 370,252.20 × 80,639.60
  4. Step 4: Simplify right side
    246,834.80x = 29,856,989,307.12
  5. Step 5: Solve for x
    x = 29,856,989,307.12/246,834.80
  6. Step 6: Final answer
    x = 120,959.40

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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.