Home / 1,308,171.69-1,962,553.68-455,283.60

Finding the Fourth Proportional to 1,308,171.69, 1,962,553.68 and 455,283.60

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Solution

The fourth proportional to 1,308,171.69, 1,962,553.68 and 455,283.60 is: 683,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,171.69 : 1,962,553.68 = 455,283.60 : x
  2. Step 2: Convert to fraction form
    1,308,171.69/1,962,553.68 = 455,283.60/x
  3. Step 3: Cross multiply
    1,308,171.69x = 1,962,553.68 × 455,283.60
  4. Step 4: Simplify right side
    1,308,171.69x = 893,518,504,623.65
  5. Step 5: Solve for x
    x = 893,518,504,623.65/1,308,171.69
  6. Step 6: Final answer
    x = 683,028.47

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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.