Home / 320,869.96-442,847.25-184,877.64

Finding the Fourth Proportional to 320,869.96, 442,847.25 and 184,877.64

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Solution

The fourth proportional to 320,869.96, 442,847.25 and 184,877.64 is: 255,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,869.96 : 442,847.25 = 184,877.64 : x
  2. Step 2: Convert to fraction form
    320,869.96/442,847.25 = 184,877.64/x
  3. Step 3: Cross multiply
    320,869.96x = 442,847.25 × 184,877.64
  4. Step 4: Simplify right side
    320,869.96x = 81,872,554,460.49
  5. Step 5: Solve for x
    x = 81,872,554,460.49/320,869.96
  6. Step 6: Final answer
    x = 255,158.06

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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.