Home / 683,994.98-1,026,102.72-210,680.12

Finding the Fourth Proportional to 683,994.98, 1,026,102.72 and 210,680.12

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Solution

The fourth proportional to 683,994.98, 1,026,102.72 and 210,680.12 is: 316,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,994.98 : 1,026,102.72 = 210,680.12 : x
  2. Step 2: Convert to fraction form
    683,994.98/1,026,102.72 = 210,680.12/x
  3. Step 3: Cross multiply
    683,994.98x = 1,026,102.72 × 210,680.12
  4. Step 4: Simplify right side
    683,994.98x = 216,179,444,181.93
  5. Step 5: Solve for x
    x = 216,179,444,181.93/683,994.98
  6. Step 6: Final answer
    x = 316,054.14

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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.