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Finding the Fourth Proportional to 346,496.93, 478,160.71 and 193,537.27

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Solution

The fourth proportional to 346,496.93, 478,160.71 and 193,537.27 is: 267,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,496.93 : 478,160.71 = 193,537.27 : x
  2. Step 2: Convert to fraction form
    346,496.93/478,160.71 = 193,537.27/x
  3. Step 3: Cross multiply
    346,496.93x = 478,160.71 × 193,537.27
  4. Step 4: Simplify right side
    346,496.93x = 92,541,919,621.18
  5. Step 5: Solve for x
    x = 92,541,919,621.18/346,496.93
  6. Step 6: Final answer
    x = 267,078.62

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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.