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Finding the Fourth Proportional to 372,364.44, 558,633.06 and 123,031.32

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Solution

The fourth proportional to 372,364.44, 558,633.06 and 123,031.32 is: 184,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,364.44 : 558,633.06 = 123,031.32 : x
  2. Step 2: Convert to fraction form
    372,364.44/558,633.06 = 123,031.32/x
  3. Step 3: Cross multiply
    372,364.44x = 558,633.06 × 123,031.32
  4. Step 4: Simplify right side
    372,364.44x = 68,729,362,767.44
  5. Step 5: Solve for x
    x = 68,729,362,767.44/372,364.44
  6. Step 6: Final answer
    x = 184,575.53

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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.