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Finding the Fourth Proportional to 490,757, 736,308.30 and 241,613.96

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Solution

The fourth proportional to 490,757, 736,308.30 and 241,613.96 is: 362,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,757 : 736,308.30 = 241,613.96 : x
  2. Step 2: Convert to fraction form
    490,757/736,308.30 = 241,613.96/x
  3. Step 3: Cross multiply
    490,757x = 736,308.30 × 241,613.96
  4. Step 4: Simplify right side
    490,757x = 177,902,364,143.87
  5. Step 5: Solve for x
    x = 177,902,364,143.87/490,757
  6. Step 6: Final answer
    x = 362,506.01

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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.