Home / 320,764.02-442,610.53-184,747.38

Finding the Fourth Proportional to 320,764.02, 442,610.53 and 184,747.38

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Solution

The fourth proportional to 320,764.02, 442,610.53 and 184,747.38 is: 254,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,764.02 : 442,610.53 = 184,747.38 : x
  2. Step 2: Convert to fraction form
    320,764.02/442,610.53 = 184,747.38/x
  3. Step 3: Cross multiply
    320,764.02x = 442,610.53 × 184,747.38
  4. Step 4: Simplify right side
    320,764.02x = 81,771,135,777.91
  5. Step 5: Solve for x
    x = 81,771,135,777.91/320,764.02
  6. Step 6: Final answer
    x = 254,926.15

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1.5x scale

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.