Home / 757,130.25-1,135,915.27-244,784.45

Finding the Fourth Proportional to 757,130.25, 1,135,915.27 and 244,784.45

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Solution

The fourth proportional to 757,130.25, 1,135,915.27 and 244,784.45 is: 367,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,130.25 : 1,135,915.27 = 244,784.45 : x
  2. Step 2: Convert to fraction form
    757,130.25/1,135,915.27 = 244,784.45/x
  3. Step 3: Cross multiply
    757,130.25x = 1,135,915.27 × 244,784.45
  4. Step 4: Simplify right side
    757,130.25x = 278,054,391,140.31
  5. Step 5: Solve for x
    x = 278,054,391,140.31/757,130.25
  6. Step 6: Final answer
    x = 367,247.77

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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.