Home / 683,465.40-1,025,004.42-283,611.60

Finding the Fourth Proportional to 683,465.40, 1,025,004.42 and 283,611.60

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Solution

The fourth proportional to 683,465.40, 1,025,004.42 and 283,611.60 is: 425,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,465.40 : 1,025,004.42 = 283,611.60 : x
  2. Step 2: Convert to fraction form
    683,465.40/1,025,004.42 = 283,611.60/x
  3. Step 3: Cross multiply
    683,465.40x = 1,025,004.42 × 283,611.60
  4. Step 4: Simplify right side
    683,465.40x = 290,703,143,563.27
  5. Step 5: Solve for x
    x = 290,703,143,563.27/683,465.40
  6. Step 6: Final answer
    x = 425,337.03

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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.