Home / 405,083.06-558,997.59-232,988.03

Finding the Fourth Proportional to 405,083.06, 558,997.59 and 232,988.03

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Solution

The fourth proportional to 405,083.06, 558,997.59 and 232,988.03 is: 321,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,083.06 : 558,997.59 = 232,988.03 : x
  2. Step 2: Convert to fraction form
    405,083.06/558,997.59 = 232,988.03/x
  3. Step 3: Cross multiply
    405,083.06x = 558,997.59 × 232,988.03
  4. Step 4: Simplify right side
    405,083.06x = 130,239,747,268.85
  5. Step 5: Solve for x
    x = 130,239,747,268.85/405,083.06
  6. Step 6: Final answer
    x = 321,513.68

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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.