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Finding the Fourth Proportional to 357,362.10, 493,185.58 and 236,293.43

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Solution

The fourth proportional to 357,362.10, 493,185.58 and 236,293.43 is: 326,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,362.10 : 493,185.58 = 236,293.43 : x
  2. Step 2: Convert to fraction form
    357,362.10/493,185.58 = 236,293.43/x
  3. Step 3: Cross multiply
    357,362.10x = 493,185.58 × 236,293.43
  4. Step 4: Simplify right side
    357,362.10x = 116,536,509,268.08
  5. Step 5: Solve for x
    x = 116,536,509,268.08/357,362.10
  6. Step 6: Final answer
    x = 326,102.04

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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.