Home / 1,208,046.65-1,812,028.04-309,497.34

Finding the Fourth Proportional to 1,208,046.65, 1,812,028.04 and 309,497.34

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Solution

The fourth proportional to 1,208,046.65, 1,812,028.04 and 309,497.34 is: 464,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,046.65 : 1,812,028.04 = 309,497.34 : x
  2. Step 2: Convert to fraction form
    1,208,046.65/1,812,028.04 = 309,497.34/x
  3. Step 3: Cross multiply
    1,208,046.65x = 1,812,028.04 × 309,497.34
  4. Step 4: Simplify right side
    1,208,046.65x = 560,817,856,837.93
  5. Step 5: Solve for x
    x = 560,817,856,837.93/1,208,046.65
  6. Step 6: Final answer
    x = 464,235.27

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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.