Home / 691,664.07-1,037,586.84-270,885.27

Finding the Fourth Proportional to 691,664.07, 1,037,586.84 and 270,885.27

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Solution

The fourth proportional to 691,664.07, 1,037,586.84 and 270,885.27 is: 406,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,664.07 : 1,037,586.84 = 270,885.27 : x
  2. Step 2: Convert to fraction form
    691,664.07/1,037,586.84 = 270,885.27/x
  3. Step 3: Cross multiply
    691,664.07x = 1,037,586.84 × 270,885.27
  4. Step 4: Simplify right side
    691,664.07x = 281,066,991,301.85
  5. Step 5: Solve for x
    x = 281,066,991,301.85/691,664.07
  6. Step 6: Final answer
    x = 406,363.44

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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.