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Finding the Fourth Proportional to 359,409.15, 496,144.04 and 232,146.81

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Solution

The fourth proportional to 359,409.15, 496,144.04 and 232,146.81 is: 320,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,409.15 : 496,144.04 = 232,146.81 : x
  2. Step 2: Convert to fraction form
    359,409.15/496,144.04 = 232,146.81/x
  3. Step 3: Cross multiply
    359,409.15x = 496,144.04 × 232,146.81
  4. Step 4: Simplify right side
    359,409.15x = 115,178,255,025.78
  5. Step 5: Solve for x
    x = 115,178,255,025.78/359,409.15
  6. Step 6: Final answer
    x = 320,465.56

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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.