Home / 320,795.88-442,808.98-184,884.12

Finding the Fourth Proportional to 320,795.88, 442,808.98 and 184,884.12

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Solution

The fourth proportional to 320,795.88, 442,808.98 and 184,884.12 is: 255,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,795.88 : 442,808.98 = 184,884.12 : x
  2. Step 2: Convert to fraction form
    320,795.88/442,808.98 = 184,884.12/x
  3. Step 3: Cross multiply
    320,795.88x = 442,808.98 × 184,884.12
  4. Step 4: Simplify right side
    320,795.88x = 81,868,348,133.19
  5. Step 5: Solve for x
    x = 81,868,348,133.19/320,795.88
  6. Step 6: Final answer
    x = 255,203.87

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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.