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Finding the Fourth Proportional to 608,924.89, 913,590.19 and 204,157.16

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Solution

The fourth proportional to 608,924.89, 913,590.19 and 204,157.16 is: 306,303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,924.89 : 913,590.19 = 204,157.16 : x
  2. Step 2: Convert to fraction form
    608,924.89/913,590.19 = 204,157.16/x
  3. Step 3: Cross multiply
    608,924.89x = 913,590.19 × 204,157.16
  4. Step 4: Simplify right side
    608,924.89x = 186,515,978,594.26
  5. Step 5: Solve for x
    x = 186,515,978,594.26/608,924.89
  6. Step 6: Final answer
    x = 306,303.75

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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.