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Finding the Fourth Proportional to 295,904.70, 443,638.35 and 162,935.10

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Solution

The fourth proportional to 295,904.70, 443,638.35 and 162,935.10 is: 244,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,904.70 : 443,638.35 = 162,935.10 : x
  2. Step 2: Convert to fraction form
    295,904.70/443,638.35 = 162,935.10/x
  3. Step 3: Cross multiply
    295,904.70x = 443,638.35 × 162,935.10
  4. Step 4: Simplify right side
    295,904.70x = 72,284,258,921.09
  5. Step 5: Solve for x
    x = 72,284,258,921.09/295,904.70
  6. Step 6: Final answer
    x = 244,282.23

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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.