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Finding the Fourth Proportional to 368,492.17, 552,732.05 and 165,975.62

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Solution

The fourth proportional to 368,492.17, 552,732.05 and 165,975.62 is: 248,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,492.17 : 552,732.05 = 165,975.62 : x
  2. Step 2: Convert to fraction form
    368,492.17/552,732.05 = 165,975.62/x
  3. Step 3: Cross multiply
    368,492.17x = 552,732.05 × 165,975.62
  4. Step 4: Simplify right side
    368,492.17x = 91,740,043,862.74
  5. Step 5: Solve for x
    x = 91,740,043,862.74/368,492.17
  6. Step 6: Final answer
    x = 248,960.64

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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.