Home / 1,106,363.30-1,658,250-422,802.54

Finding the Fourth Proportional to 1,106,363.30, 1,658,250 and 422,802.54

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Solution

The fourth proportional to 1,106,363.30, 1,658,250 and 422,802.54 is: 633,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,363.30 : 1,658,250 = 422,802.54 : x
  2. Step 2: Convert to fraction form
    1,106,363.30/1,658,250 = 422,802.54/x
  3. Step 3: Cross multiply
    1,106,363.30x = 1,658,250 × 422,802.54
  4. Step 4: Simplify right side
    1,106,363.30x = 701,112,311,955
  5. Step 5: Solve for x
    x = 701,112,311,955/1,106,363.30
  6. Step 6: Final answer
    x = 633,708.94

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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.