Home / 683,883.45-1,026,120.38-368,277.48

Finding the Fourth Proportional to 683,883.45, 1,026,120.38 and 368,277.48

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Solution

The fourth proportional to 683,883.45, 1,026,120.38 and 368,277.48 is: 552,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,883.45 : 1,026,120.38 = 368,277.48 : x
  2. Step 2: Convert to fraction form
    683,883.45/1,026,120.38 = 368,277.48/x
  3. Step 3: Cross multiply
    683,883.45x = 1,026,120.38 × 368,277.48
  4. Step 4: Simplify right side
    683,883.45x = 377,897,025,881.66
  5. Step 5: Solve for x
    x = 377,897,025,881.66/683,883.45
  6. Step 6: Final answer
    x = 552,575.19

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1.5x scale

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.