Home / 386,741.24-580,127.55-184,233.20

Finding the Fourth Proportional to 386,741.24, 580,127.55 and 184,233.20

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Solution

The fourth proportional to 386,741.24, 580,127.55 and 184,233.20 is: 276,357.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,741.24 : 580,127.55 = 184,233.20 : x
  2. Step 2: Convert to fraction form
    386,741.24/580,127.55 = 184,233.20/x
  3. Step 3: Cross multiply
    386,741.24x = 580,127.55 × 184,233.20
  4. Step 4: Simplify right side
    386,741.24x = 106,878,754,944.66
  5. Step 5: Solve for x
    x = 106,878,754,944.66/386,741.24
  6. Step 6: Final answer
    x = 276,357.27

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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.