Home / 427,301.08-589,651.44-233,670.36

Finding the Fourth Proportional to 427,301.08, 589,651.44 and 233,670.36

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Solution

The fourth proportional to 427,301.08, 589,651.44 and 233,670.36 is: 322,451.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,301.08 : 589,651.44 = 233,670.36 : x
  2. Step 2: Convert to fraction form
    427,301.08/589,651.44 = 233,670.36/x
  3. Step 3: Cross multiply
    427,301.08x = 589,651.44 × 233,670.36
  4. Step 4: Simplify right side
    427,301.08x = 137,784,064,259.32
  5. Step 5: Solve for x
    x = 137,784,064,259.32/427,301.08
  6. Step 6: Final answer
    x = 322,451.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.