Home / 320,350.24-442,084.08-184,392.64

Finding the Fourth Proportional to 320,350.24, 442,084.08 and 184,392.64

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Solution

The fourth proportional to 320,350.24, 442,084.08 and 184,392.64 is: 254,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,350.24 : 442,084.08 = 184,392.64 : x
  2. Step 2: Convert to fraction form
    320,350.24/442,084.08 = 184,392.64/x
  3. Step 3: Cross multiply
    320,350.24x = 442,084.08 × 184,392.64
  4. Step 4: Simplify right side
    320,350.24x = 81,517,050,613.17
  5. Step 5: Solve for x
    x = 81,517,050,613.17/320,350.24
  6. Step 6: Final answer
    x = 254,462.27

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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.