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Finding the Fourth Proportional to 493,646.88, 740,470.32 and 119,669.88

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Solution

The fourth proportional to 493,646.88, 740,470.32 and 119,669.88 is: 179,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,646.88 : 740,470.32 = 119,669.88 : x
  2. Step 2: Convert to fraction form
    493,646.88/740,470.32 = 119,669.88/x
  3. Step 3: Cross multiply
    493,646.88x = 740,470.32 × 119,669.88
  4. Step 4: Simplify right side
    493,646.88x = 88,611,994,337.96
  5. Step 5: Solve for x
    x = 88,611,994,337.96/493,646.88
  6. Step 6: Final answer
    x = 179,504.82

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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.