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Finding the Fourth Proportional to 404,617.56, 606,955.50 and 155,299.56

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Solution

The fourth proportional to 404,617.56, 606,955.50 and 155,299.56 is: 232,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,617.56 : 606,955.50 = 155,299.56 : x
  2. Step 2: Convert to fraction form
    404,617.56/606,955.50 = 155,299.56/x
  3. Step 3: Cross multiply
    404,617.56x = 606,955.50 × 155,299.56
  4. Step 4: Simplify right side
    404,617.56x = 94,259,922,089.58
  5. Step 5: Solve for x
    x = 94,259,922,089.58/404,617.56
  6. Step 6: Final answer
    x = 232,960.53

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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.