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Finding the Fourth Proportional to 301,092.02, 415,477.05 and 173,808.62

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Solution

The fourth proportional to 301,092.02, 415,477.05 and 173,808.62 is: 239,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,092.02 : 415,477.05 = 173,808.62 : x
  2. Step 2: Convert to fraction form
    301,092.02/415,477.05 = 173,808.62/x
  3. Step 3: Cross multiply
    301,092.02x = 415,477.05 × 173,808.62
  4. Step 4: Simplify right side
    301,092.02x = 72,213,492,702.17
  5. Step 5: Solve for x
    x = 72,213,492,702.17/301,092.02
  6. Step 6: Final answer
    x = 239,838.61

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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.