Home / 494,953.96-742,430.94-120,976.36

Finding the Fourth Proportional to 494,953.96, 742,430.94 and 120,976.36

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Solution

The fourth proportional to 494,953.96, 742,430.94 and 120,976.36 is: 181,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,953.96 : 742,430.94 = 120,976.36 : x
  2. Step 2: Convert to fraction form
    494,953.96/742,430.94 = 120,976.36/x
  3. Step 3: Cross multiply
    494,953.96x = 742,430.94 × 120,976.36
  4. Step 4: Simplify right side
    494,953.96x = 89,816,592,672.58
  5. Step 5: Solve for x
    x = 89,816,592,672.58/494,953.96
  6. Step 6: Final answer
    x = 181,464.54

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Similar ratio
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1.5x scale

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.