Home / 320,800.23-442,724.94-184,831.74

Finding the Fourth Proportional to 320,800.23, 442,724.94 and 184,831.74

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Solution

The fourth proportional to 320,800.23, 442,724.94 and 184,831.74 is: 255,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,800.23 : 442,724.94 = 184,831.74 : x
  2. Step 2: Convert to fraction form
    320,800.23/442,724.94 = 184,831.74/x
  3. Step 3: Cross multiply
    320,800.23x = 442,724.94 × 184,831.74
  4. Step 4: Simplify right side
    320,800.23x = 81,829,621,001.60
  5. Step 5: Solve for x
    x = 81,829,621,001.60/320,800.23
  6. Step 6: Final answer
    x = 255,079.68

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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.