Home / 1,207,449.48-1,811,236.26-308,899.01

Finding the Fourth Proportional to 1,207,449.48, 1,811,236.26 and 308,899.01

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Solution

The fourth proportional to 1,207,449.48, 1,811,236.26 and 308,899.01 is: 463,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,449.48 : 1,811,236.26 = 308,899.01 : x
  2. Step 2: Convert to fraction form
    1,207,449.48/1,811,236.26 = 308,899.01/x
  3. Step 3: Cross multiply
    1,207,449.48x = 1,811,236.26 × 308,899.01
  4. Step 4: Simplify right side
    1,207,449.48x = 559,489,078,533.92
  5. Step 5: Solve for x
    x = 559,489,078,533.92/1,207,449.48
  6. Step 6: Final answer
    x = 463,364.38

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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.