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Finding the Fourth Proportional to 317,696.47, 476,561.36 and 241,913.87

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Solution

The fourth proportional to 317,696.47, 476,561.36 and 241,913.87 is: 362,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,696.47 : 476,561.36 = 241,913.87 : x
  2. Step 2: Convert to fraction form
    317,696.47/476,561.36 = 241,913.87/x
  3. Step 3: Cross multiply
    317,696.47x = 476,561.36 × 241,913.87
  4. Step 4: Simplify right side
    317,696.47x = 115,286,803,505.04
  5. Step 5: Solve for x
    x = 115,286,803,505.04/317,696.47
  6. Step 6: Final answer
    x = 362,883.48

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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.