Home / 683,872.16-1,026,103.50-368,266.19

Finding the Fourth Proportional to 683,872.16, 1,026,103.50 and 368,266.19

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Solution

The fourth proportional to 683,872.16, 1,026,103.50 and 368,266.19 is: 552,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,872.16 : 1,026,103.50 = 368,266.19 : x
  2. Step 2: Convert to fraction form
    683,872.16/1,026,103.50 = 368,266.19/x
  3. Step 3: Cross multiply
    683,872.16x = 1,026,103.50 × 368,266.19
  4. Step 4: Simplify right side
    683,872.16x = 377,879,221,360.15
  5. Step 5: Solve for x
    x = 377,879,221,360.15/683,872.16
  6. Step 6: Final answer
    x = 552,558.28

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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.