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Finding the Fourth Proportional to 437,874.86, 604,267 and 236,670.86

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Solution

The fourth proportional to 437,874.86, 604,267 and 236,670.86 is: 326,605.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,874.86 : 604,267 = 236,670.86 : x
  2. Step 2: Convert to fraction form
    437,874.86/604,267 = 236,670.86/x
  3. Step 3: Cross multiply
    437,874.86x = 604,267 × 236,670.86
  4. Step 4: Simplify right side
    437,874.86x = 143,012,390,559.62
  5. Step 5: Solve for x
    x = 143,012,390,559.62/437,874.86
  6. Step 6: Final answer
    x = 326,605.62

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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.