Home / 1,047,584.53-1,571,274.73-338,121.73

Finding the Fourth Proportional to 1,047,584.53, 1,571,274.73 and 338,121.73

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Solution

The fourth proportional to 1,047,584.53, 1,571,274.73 and 338,121.73 is: 507,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,584.53 : 1,571,274.73 = 338,121.73 : x
  2. Step 2: Convert to fraction form
    1,047,584.53/1,571,274.73 = 338,121.73/x
  3. Step 3: Cross multiply
    1,047,584.53x = 1,571,274.73 × 338,121.73
  4. Step 4: Simplify right side
    1,047,584.53x = 531,282,130,012.88
  5. Step 5: Solve for x
    x = 531,282,130,012.88/1,047,584.53
  6. Step 6: Final answer
    x = 507,149.65

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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.