Finding the Fourth Proportional to 430,273.36, 593,777.84 and 239,286.74
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Solution
The fourth proportional to 430,273.36, 593,777.84 and 239,286.74 is: 330,216.04
Step by Step Solution
- Step 1: Write the proportion equation
430,273.36 : 593,777.84 = 239,286.74 : x - Step 2: Convert to fraction form
430,273.36/593,777.84 = 239,286.74/x - Step 3: Cross multiply
430,273.36x = 593,777.84 × 239,286.74 - Step 4: Simplify right side
430,273.36x = 142,083,163,905.85 - Step 5: Solve for x
x = 142,083,163,905.85/430,273.36 - Step 6: Final answer
x = 330,216.04
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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.