Home / 734,090-1,100,923.44-201,628.40

Finding the Fourth Proportional to 734,090, 1,100,923.44 and 201,628.40

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Solution

The fourth proportional to 734,090, 1,100,923.44 and 201,628.40 is: 302,384.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,090 : 1,100,923.44 = 201,628.40 : x
  2. Step 2: Convert to fraction form
    734,090/1,100,923.44 = 201,628.40/x
  3. Step 3: Cross multiply
    734,090x = 1,100,923.44 × 201,628.40
  4. Step 4: Simplify right side
    734,090x = 221,977,431,729.70
  5. Step 5: Solve for x
    x = 221,977,431,729.70/734,090
  6. Step 6: Final answer
    x = 302,384.49

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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.