Home / 683,972.92-1,026,069.66-210,658.12

Finding the Fourth Proportional to 683,972.92, 1,026,069.66 and 210,658.12

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Solution

The fourth proportional to 683,972.92, 1,026,069.66 and 210,658.12 is: 316,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,972.92 : 1,026,069.66 = 210,658.12 : x
  2. Step 2: Convert to fraction form
    683,972.92/1,026,069.66 = 210,658.12/x
  3. Step 3: Cross multiply
    683,972.92x = 1,026,069.66 × 210,658.12
  4. Step 4: Simplify right side
    683,972.92x = 216,149,905,564.64
  5. Step 5: Solve for x
    x = 216,149,905,564.64/683,972.92
  6. Step 6: Final answer
    x = 316,021.15

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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.