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Finding the Fourth Proportional to 341,667.75, 512,501.76 and 92,349.75

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Solution

The fourth proportional to 341,667.75, 512,501.76 and 92,349.75 is: 138,524.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,667.75 : 512,501.76 = 92,349.75 : x
  2. Step 2: Convert to fraction form
    341,667.75/512,501.76 = 92,349.75/x
  3. Step 3: Cross multiply
    341,667.75x = 512,501.76 × 92,349.75
  4. Step 4: Simplify right side
    341,667.75x = 47,329,409,410.56
  5. Step 5: Solve for x
    x = 47,329,409,410.56/341,667.75
  6. Step 6: Final answer
    x = 138,524.66

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1.5x scale

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.