Home / 683,992.98-1,026,099.72-210,678.12

Finding the Fourth Proportional to 683,992.98, 1,026,099.72 and 210,678.12

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Solution

The fourth proportional to 683,992.98, 1,026,099.72 and 210,678.12 is: 316,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,992.98 : 1,026,099.72 = 210,678.12 : x
  2. Step 2: Convert to fraction form
    683,992.98/1,026,099.72 = 210,678.12/x
  3. Step 3: Cross multiply
    683,992.98x = 1,026,099.72 × 210,678.12
  4. Step 4: Simplify right side
    683,992.98x = 216,176,759,942.13
  5. Step 5: Solve for x
    x = 216,176,759,942.13/683,992.98
  6. Step 6: Final answer
    x = 316,051.14

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Double scale
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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.