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Finding the Fourth Proportional to 303,585.88, 455,400.69 and 116,597.38

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Solution

The fourth proportional to 303,585.88, 455,400.69 and 116,597.38 is: 174,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,585.88 : 455,400.69 = 116,597.38 : x
  2. Step 2: Convert to fraction form
    303,585.88/455,400.69 = 116,597.38/x
  3. Step 3: Cross multiply
    303,585.88x = 455,400.69 × 116,597.38
  4. Step 4: Simplify right side
    303,585.88x = 53,098,527,304.19
  5. Step 5: Solve for x
    x = 53,098,527,304.19/303,585.88
  6. Step 6: Final answer
    x = 174,904.47

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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.