Home / 1,255,842.67-1,883,764.01-309,213.40

Finding the Fourth Proportional to 1,255,842.67, 1,883,764.01 and 309,213.40

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Solution

The fourth proportional to 1,255,842.67, 1,883,764.01 and 309,213.40 is: 463,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,842.67 : 1,883,764.01 = 309,213.40 : x
  2. Step 2: Convert to fraction form
    1,255,842.67/1,883,764.01 = 309,213.40/x
  3. Step 3: Cross multiply
    1,255,842.67x = 1,883,764.01 × 309,213.40
  4. Step 4: Simplify right side
    1,255,842.67x = 582,485,074,329.73
  5. Step 5: Solve for x
    x = 582,485,074,329.73/1,255,842.67
  6. Step 6: Final answer
    x = 463,820.10

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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.