Home / 1,255,672.18-1,883,515.56-309,036.52

Finding the Fourth Proportional to 1,255,672.18, 1,883,515.56 and 309,036.52

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Solution

The fourth proportional to 1,255,672.18, 1,883,515.56 and 309,036.52 is: 463,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,672.18 : 1,883,515.56 = 309,036.52 : x
  2. Step 2: Convert to fraction form
    1,255,672.18/1,883,515.56 = 309,036.52/x
  3. Step 3: Cross multiply
    1,255,672.18x = 1,883,515.56 × 309,036.52
  4. Step 4: Simplify right side
    1,255,672.18x = 582,075,094,028.25
  5. Step 5: Solve for x
    x = 582,075,094,028.25/1,255,672.18
  6. Step 6: Final answer
    x = 463,556.57

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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.