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Finding the Fourth Proportional to 394,718.88, 592,272.72 and 184,326.24

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Solution

The fourth proportional to 394,718.88, 592,272.72 and 184,326.24 is: 276,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,718.88 : 592,272.72 = 184,326.24 : x
  2. Step 2: Convert to fraction form
    394,718.88/592,272.72 = 184,326.24/x
  3. Step 3: Cross multiply
    394,718.88x = 592,272.72 × 184,326.24
  4. Step 4: Simplify right side
    394,718.88x = 109,171,403,532.17
  5. Step 5: Solve for x
    x = 109,171,403,532.17/394,718.88
  6. Step 6: Final answer
    x = 276,580.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.