Home / 320,930.16-442,932.12-184,984.26

Finding the Fourth Proportional to 320,930.16, 442,932.12 and 184,984.26

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Solution

The fourth proportional to 320,930.16, 442,932.12 and 184,984.26 is: 255,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,930.16 : 442,932.12 = 184,984.26 : x
  2. Step 2: Convert to fraction form
    320,930.16/442,932.12 = 184,984.26/x
  3. Step 3: Cross multiply
    320,930.16x = 442,932.12 × 184,984.26
  4. Step 4: Simplify right side
    320,930.16x = 81,935,470,448.43
  5. Step 5: Solve for x
    x = 81,935,470,448.43/320,930.16
  6. Step 6: Final answer
    x = 255,306.23

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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.