Home / 699,233.46-1,048,856.26-225,918.87

Finding the Fourth Proportional to 699,233.46, 1,048,856.26 and 225,918.87

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Solution

The fourth proportional to 699,233.46, 1,048,856.26 and 225,918.87 is: 338,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,233.46 : 1,048,856.26 = 225,918.87 : x
  2. Step 2: Convert to fraction form
    699,233.46/1,048,856.26 = 225,918.87/x
  3. Step 3: Cross multiply
    699,233.46x = 1,048,856.26 × 225,918.87
  4. Step 4: Simplify right side
    699,233.46x = 236,956,421,051.63
  5. Step 5: Solve for x
    x = 236,956,421,051.63/699,233.46
  6. Step 6: Final answer
    x = 338,880.27

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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.