Home / 683,980.70-1,026,022.58-204,170.58

Finding the Fourth Proportional to 683,980.70, 1,026,022.58 and 204,170.58

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Solution

The fourth proportional to 683,980.70, 1,026,022.58 and 204,170.58 is: 306,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,980.70 : 1,026,022.58 = 204,170.58 : x
  2. Step 2: Convert to fraction form
    683,980.70/1,026,022.58 = 204,170.58/x
  3. Step 3: Cross multiply
    683,980.70x = 1,026,022.58 × 204,170.58
  4. Step 4: Simplify right side
    683,980.70x = 209,483,624,230.84
  5. Step 5: Solve for x
    x = 209,483,624,230.84/683,980.70
  6. Step 6: Final answer
    x = 306,271.25

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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.