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Finding the Fourth Proportional to 235,715.40, 325,403.46 and 184,640.04

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Solution

The fourth proportional to 235,715.40, 325,403.46 and 184,640.04 is: 254,894.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,715.40 : 325,403.46 = 184,640.04 : x
  2. Step 2: Convert to fraction form
    235,715.40/325,403.46 = 184,640.04/x
  3. Step 3: Cross multiply
    235,715.40x = 325,403.46 × 184,640.04
  4. Step 4: Simplify right side
    235,715.40x = 60,082,507,870.54
  5. Step 5: Solve for x
    x = 60,082,507,870.54/235,715.40
  6. Step 6: Final answer
    x = 254,894.28

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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.