Home / 734,644.43-1,013,739.30-412,280.63

Finding the Fourth Proportional to 734,644.43, 1,013,739.30 and 412,280.63

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Solution

The fourth proportional to 734,644.43, 1,013,739.30 and 412,280.63 is: 568,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,644.43 : 1,013,739.30 = 412,280.63 : x
  2. Step 2: Convert to fraction form
    734,644.43/1,013,739.30 = 412,280.63/x
  3. Step 3: Cross multiply
    734,644.43x = 1,013,739.30 × 412,280.63
  4. Step 4: Simplify right side
    734,644.43x = 417,945,072,191.06
  5. Step 5: Solve for x
    x = 417,945,072,191.06/734,644.43
  6. Step 6: Final answer
    x = 568,907.98

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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.