Home / 1,066,383.89-1,599,578.87-308,287.07

Finding the Fourth Proportional to 1,066,383.89, 1,599,578.87 and 308,287.07

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Solution

The fourth proportional to 1,066,383.89, 1,599,578.87 and 308,287.07 is: 462,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,383.89 : 1,599,578.87 = 308,287.07 : x
  2. Step 2: Convert to fraction form
    1,066,383.89/1,599,578.87 = 308,287.07/x
  3. Step 3: Cross multiply
    1,066,383.89x = 1,599,578.87 × 308,287.07
  4. Step 4: Simplify right side
    1,066,383.89x = 493,129,473,526.88
  5. Step 5: Solve for x
    x = 493,129,473,526.88/1,066,383.89
  6. Step 6: Final answer
    x = 462,431.48

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1.5x scale

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.