Home / 1,110,738.64-1,666,113.44-269,290.40

Finding the Fourth Proportional to 1,110,738.64, 1,666,113.44 and 269,290.40

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Solution

The fourth proportional to 1,110,738.64, 1,666,113.44 and 269,290.40 is: 403,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,738.64 : 1,666,113.44 = 269,290.40 : x
  2. Step 2: Convert to fraction form
    1,110,738.64/1,666,113.44 = 269,290.40/x
  3. Step 3: Cross multiply
    1,110,738.64x = 1,666,113.44 × 269,290.40
  4. Step 4: Simplify right side
    1,110,738.64x = 448,668,354,702.98
  5. Step 5: Solve for x
    x = 448,668,354,702.98/1,110,738.64
  6. Step 6: Final answer
    x = 403,936.93

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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.