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Finding the Fourth Proportional to 336,047.68, 463,745.52 and 185,144.68

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Solution

The fourth proportional to 336,047.68, 463,745.52 and 185,144.68 is: 255,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,047.68 : 463,745.52 = 185,144.68 : x
  2. Step 2: Convert to fraction form
    336,047.68/463,745.52 = 185,144.68/x
  3. Step 3: Cross multiply
    336,047.68x = 463,745.52 × 185,144.68
  4. Step 4: Simplify right side
    336,047.68x = 85,860,015,901.83
  5. Step 5: Solve for x
    x = 85,860,015,901.83/336,047.68
  6. Step 6: Final answer
    x = 255,499.51

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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.