Home / 488,251.44-673,678.01-294,690.55

Finding the Fourth Proportional to 488,251.44, 673,678.01 and 294,690.55

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Solution

The fourth proportional to 488,251.44, 673,678.01 and 294,690.55 is: 406,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,251.44 : 673,678.01 = 294,690.55 : x
  2. Step 2: Convert to fraction form
    488,251.44/673,678.01 = 294,690.55/x
  3. Step 3: Cross multiply
    488,251.44x = 673,678.01 × 294,690.55
  4. Step 4: Simplify right side
    488,251.44x = 198,526,543,289.81
  5. Step 5: Solve for x
    x = 198,526,543,289.81/488,251.44
  6. Step 6: Final answer
    x = 406,607.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.