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Finding the Fourth Proportional to 466,379.32, 642,047.16 and 444,954.82

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Solution

The fourth proportional to 466,379.32, 642,047.16 and 444,954.82 is: 612,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,379.32 : 642,047.16 = 444,954.82 : x
  2. Step 2: Convert to fraction form
    466,379.32/642,047.16 = 444,954.82/x
  3. Step 3: Cross multiply
    466,379.32x = 642,047.16 × 444,954.82
  4. Step 4: Simplify right side
    466,379.32x = 285,681,978,509.31
  5. Step 5: Solve for x
    x = 285,681,978,509.31/466,379.32
  6. Step 6: Final answer
    x = 612,552.84

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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.