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Finding the Fourth Proportional to 401,946.46, 602,461.03 and 161,906.64

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Solution

The fourth proportional to 401,946.46, 602,461.03 and 161,906.64 is: 242,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,946.46 : 602,461.03 = 161,906.64 : x
  2. Step 2: Convert to fraction form
    401,946.46/602,461.03 = 161,906.64/x
  3. Step 3: Cross multiply
    401,946.46x = 602,461.03 × 161,906.64
  4. Step 4: Simplify right side
    401,946.46x = 97,542,437,276.40
  5. Step 5: Solve for x
    x = 97,542,437,276.40/401,946.46
  6. Step 6: Final answer
    x = 242,675.20

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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.