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Finding the Fourth Proportional to 384,195.79, 574,866.39 and 241,372.40

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Solution

The fourth proportional to 384,195.79, 574,866.39 and 241,372.40 is: 361,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,195.79 : 574,866.39 = 241,372.40 : x
  2. Step 2: Convert to fraction form
    384,195.79/574,866.39 = 241,372.40/x
  3. Step 3: Cross multiply
    384,195.79x = 574,866.39 × 241,372.40
  4. Step 4: Simplify right side
    384,195.79x = 138,756,880,233.64
  5. Step 5: Solve for x
    x = 138,756,880,233.64/384,195.79
  6. Step 6: Final answer
    x = 361,161.90

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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.