Home / 683,999.55-1,025,999.33-185,363.55

Finding the Fourth Proportional to 683,999.55, 1,025,999.33 and 185,363.55

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Solution

The fourth proportional to 683,999.55, 1,025,999.33 and 185,363.55 is: 278,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,999.55 : 1,025,999.33 = 185,363.55 : x
  2. Step 2: Convert to fraction form
    683,999.55/1,025,999.33 = 185,363.55/x
  3. Step 3: Cross multiply
    683,999.55x = 1,025,999.33 × 185,363.55
  4. Step 4: Simplify right side
    683,999.55x = 190,182,877,179.60
  5. Step 5: Solve for x
    x = 190,182,877,179.60/683,999.55
  6. Step 6: Final answer
    x = 278,045.33

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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.