Home / 1,135,284.82-1,703,160.81-461,364.62

Finding the Fourth Proportional to 1,135,284.82, 1,703,160.81 and 461,364.62

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Solution

The fourth proportional to 1,135,284.82, 1,703,160.81 and 461,364.62 is: 692,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,284.82 : 1,703,160.81 = 461,364.62 : x
  2. Step 2: Convert to fraction form
    1,135,284.82/1,703,160.81 = 461,364.62/x
  3. Step 3: Cross multiply
    1,135,284.82x = 1,703,160.81 × 461,364.62
  4. Step 4: Simplify right side
    1,135,284.82x = 785,778,131,388.74
  5. Step 5: Solve for x
    x = 785,778,131,388.74/1,135,284.82
  6. Step 6: Final answer
    x = 692,141.85

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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.