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Finding the Fourth Proportional to 307,504.14, 424,211.04 and 200,034.96

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Solution

The fourth proportional to 307,504.14, 424,211.04 and 200,034.96 is: 275,954.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,504.14 : 424,211.04 = 200,034.96 : x
  2. Step 2: Convert to fraction form
    307,504.14/424,211.04 = 200,034.96/x
  3. Step 3: Cross multiply
    307,504.14x = 424,211.04 × 200,034.96
  4. Step 4: Simplify right side
    307,504.14x = 84,857,038,417.96
  5. Step 5: Solve for x
    x = 84,857,038,417.96/307,504.14
  6. Step 6: Final answer
    x = 275,954.13

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1.5x scale

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.