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Finding the Fourth Proportional to 466,861.34, 644,566.61 and 381,025.37

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Solution

The fourth proportional to 466,861.34, 644,566.61 and 381,025.37 is: 526,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,861.34 : 644,566.61 = 381,025.37 : x
  2. Step 2: Convert to fraction form
    466,861.34/644,566.61 = 381,025.37/x
  3. Step 3: Cross multiply
    466,861.34x = 644,566.61 × 381,025.37
  4. Step 4: Simplify right side
    466,861.34x = 245,596,231,064.90
  5. Step 5: Solve for x
    x = 245,596,231,064.90/466,861.34
  6. Step 6: Final answer
    x = 526,058.19

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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.