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Finding the Fourth Proportional to 375,791.06, 562,274.12 and 263,690.03

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Solution

The fourth proportional to 375,791.06, 562,274.12 and 263,690.03 is: 394,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,791.06 : 562,274.12 = 263,690.03 : x
  2. Step 2: Convert to fraction form
    375,791.06/562,274.12 = 263,690.03/x
  3. Step 3: Cross multiply
    375,791.06x = 562,274.12 × 263,690.03
  4. Step 4: Simplify right side
    375,791.06x = 148,266,081,635.93
  5. Step 5: Solve for x
    x = 148,266,081,635.93/375,791.06
  6. Step 6: Final answer
    x = 394,543.93

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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.