Home / 734,634.45-1,013,739.95-412,282.27

Finding the Fourth Proportional to 734,634.45, 1,013,739.95 and 412,282.27

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Solution

The fourth proportional to 734,634.45, 1,013,739.95 and 412,282.27 is: 568,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,634.45 : 1,013,739.95 = 412,282.27 : x
  2. Step 2: Convert to fraction form
    734,634.45/1,013,739.95 = 412,282.27/x
  3. Step 3: Cross multiply
    734,634.45x = 1,013,739.95 × 412,282.27
  4. Step 4: Simplify right side
    734,634.45x = 417,947,006,272.04
  5. Step 5: Solve for x
    x = 417,947,006,272.04/734,634.45
  6. Step 6: Final answer
    x = 568,918.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.