Home / 351,285.45-484,644.24-230,493.80

Finding the Fourth Proportional to 351,285.45, 484,644.24 and 230,493.80

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Solution

The fourth proportional to 351,285.45, 484,644.24 and 230,493.80 is: 317,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,285.45 : 484,644.24 = 230,493.80 : x
  2. Step 2: Convert to fraction form
    351,285.45/484,644.24 = 230,493.80/x
  3. Step 3: Cross multiply
    351,285.45x = 484,644.24 × 230,493.80
  4. Step 4: Simplify right side
    351,285.45x = 111,707,490,102.49
  5. Step 5: Solve for x
    x = 111,707,490,102.49/351,285.45
  6. Step 6: Final answer
    x = 317,996.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.