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Finding the Fourth Proportional to 493,041.36, 739,560.42 and 119,064.36

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Solution

The fourth proportional to 493,041.36, 739,560.42 and 119,064.36 is: 178,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,041.36 : 739,560.42 = 119,064.36 : x
  2. Step 2: Convert to fraction form
    493,041.36/739,560.42 = 119,064.36/x
  3. Step 3: Cross multiply
    493,041.36x = 739,560.42 × 119,064.36
  4. Step 4: Simplify right side
    493,041.36x = 88,055,288,088.63
  5. Step 5: Solve for x
    x = 88,055,288,088.63/493,041.36
  6. Step 6: Final answer
    x = 178,596.15

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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.