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Finding the Fourth Proportional to 463,060.44, 638,835.30 and 301,858.92

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Solution

The fourth proportional to 463,060.44, 638,835.30 and 301,858.92 is: 416,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,060.44 : 638,835.30 = 301,858.92 : x
  2. Step 2: Convert to fraction form
    463,060.44/638,835.30 = 301,858.92/x
  3. Step 3: Cross multiply
    463,060.44x = 638,835.30 × 301,858.92
  4. Step 4: Simplify right side
    463,060.44x = 192,838,133,715.88
  5. Step 5: Solve for x
    x = 192,838,133,715.88/463,060.44
  6. Step 6: Final answer
    x = 416,442.69

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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.