Home / 1,503,508.71-2,255,033.82-492,735.63

Finding the Fourth Proportional to 1,503,508.71, 2,255,033.82 and 492,735.63

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Solution

The fourth proportional to 1,503,508.71, 2,255,033.82 and 492,735.63 is: 739,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,508.71 : 2,255,033.82 = 492,735.63 : x
  2. Step 2: Convert to fraction form
    1,503,508.71/2,255,033.82 = 492,735.63/x
  3. Step 3: Cross multiply
    1,503,508.71x = 2,255,033.82 × 492,735.63
  4. Step 4: Simplify right side
    1,503,508.71x = 1,111,135,498,693.84
  5. Step 5: Solve for x
    x = 1,111,135,498,693.84/1,503,508.71
  6. Step 6: Final answer
    x = 739,028.31

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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.