Finding the Fourth Proportional to 430,620.36, 594,251.82 and 239,630.46
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Solution
The fourth proportional to 430,620.36, 594,251.82 and 239,630.46 is: 330,687.65
Step by Step Solution
- Step 1: Write the proportion equation
430,620.36 : 594,251.82 = 239,630.46 : x - Step 2: Convert to fraction form
430,620.36/594,251.82 = 239,630.46/x - Step 3: Cross multiply
430,620.36x = 594,251.82 × 239,630.46 - Step 4: Simplify right side
430,620.36x = 142,400,836,982.44 - Step 5: Solve for x
x = 142,400,836,982.44/430,620.36 - Step 6: Final answer
x = 330,687.65
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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.