Home / 1,488,918.90-2,233,378.35-366,987.90

Finding the Fourth Proportional to 1,488,918.90, 2,233,378.35 and 366,987.90

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Solution

The fourth proportional to 1,488,918.90, 2,233,378.35 and 366,987.90 is: 550,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,918.90 : 2,233,378.35 = 366,987.90 : x
  2. Step 2: Convert to fraction form
    1,488,918.90/2,233,378.35 = 366,987.90/x
  3. Step 3: Cross multiply
    1,488,918.90x = 2,233,378.35 × 366,987.90
  4. Step 4: Simplify right side
    1,488,918.90x = 819,622,830,571.97
  5. Step 5: Solve for x
    x = 819,622,830,571.97/1,488,918.90
  6. Step 6: Final answer
    x = 550,481.85

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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.