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Finding the Fourth Proportional to 404,570.46, 606,667.95 and 236,139.29

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Solution

The fourth proportional to 404,570.46, 606,667.95 and 236,139.29 is: 354,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,570.46 : 606,667.95 = 236,139.29 : x
  2. Step 2: Convert to fraction form
    404,570.46/606,667.95 = 236,139.29/x
  3. Step 3: Cross multiply
    404,570.46x = 606,667.95 × 236,139.29
  4. Step 4: Simplify right side
    404,570.46x = 143,258,135,945.42
  5. Step 5: Solve for x
    x = 143,258,135,945.42/404,570.46
  6. Step 6: Final answer
    x = 354,099.35

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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.