Home / 683,530.40-1,025,295.60-494,573.60

Finding the Fourth Proportional to 683,530.40, 1,025,295.60 and 494,573.60

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Solution

The fourth proportional to 683,530.40, 1,025,295.60 and 494,573.60 is: 741,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,530.40 : 1,025,295.60 = 494,573.60 : x
  2. Step 2: Convert to fraction form
    683,530.40/1,025,295.60 = 494,573.60/x
  3. Step 3: Cross multiply
    683,530.40x = 1,025,295.60 × 494,573.60
  4. Step 4: Simplify right side
    683,530.40x = 507,084,135,956.16
  5. Step 5: Solve for x
    x = 507,084,135,956.16/683,530.40
  6. Step 6: Final answer
    x = 741,860.40

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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.