Home / 683,091.70-1,025,257.20-346,366.60

Finding the Fourth Proportional to 683,091.70, 1,025,257.20 and 346,366.60

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Solution

The fourth proportional to 683,091.70, 1,025,257.20 and 346,366.60 is: 519,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,091.70 : 1,025,257.20 = 346,366.60 : x
  2. Step 2: Convert to fraction form
    683,091.70/1,025,257.20 = 346,366.60/x
  3. Step 3: Cross multiply
    683,091.70x = 1,025,257.20 × 346,366.60
  4. Step 4: Simplify right side
    683,091.70x = 355,114,850,489.52
  5. Step 5: Solve for x
    x = 355,114,850,489.52/683,091.70
  6. Step 6: Final answer
    x = 519,864.10

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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.