Finding the Fourth Proportional to 430,311.19, 593,850.47 and 239,320.48
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Solution
The fourth proportional to 430,311.19, 593,850.47 and 239,320.48 is: 330,273.96
Step by Step Solution
- Step 1: Write the proportion equation
430,311.19 : 593,850.47 = 239,320.48 : x - Step 2: Convert to fraction form
430,311.19/593,850.47 = 239,320.48/x - Step 3: Cross multiply
430,311.19x = 593,850.47 × 239,320.48 - Step 4: Simplify right side
430,311.19x = 142,120,579,528.63 - Step 5: Solve for x
x = 142,120,579,528.63/430,311.19 - Step 6: Final answer
x = 330,273.96
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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.