Home / 493,026.75-739,041.89-193,389.98

Finding the Fourth Proportional to 493,026.75, 739,041.89 and 193,389.98

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Solution

The fourth proportional to 493,026.75, 739,041.89 and 193,389.98 is: 289,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,026.75 : 739,041.89 = 193,389.98 : x
  2. Step 2: Convert to fraction form
    493,026.75/739,041.89 = 193,389.98/x
  3. Step 3: Cross multiply
    493,026.75x = 739,041.89 × 193,389.98
  4. Step 4: Simplify right side
    493,026.75x = 142,923,291,664.10
  5. Step 5: Solve for x
    x = 142,923,291,664.10/493,026.75
  6. Step 6: Final answer
    x = 289,889.53

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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.