Finding the Fourth Proportional to 323,732.16, 446,822.08 and 210,358.08
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Solution
The fourth proportional to 323,732.16, 446,822.08 and 210,358.08 is: 290,340.74
Step by Step Solution
- Step 1: Write the proportion equation
323,732.16 : 446,822.08 = 210,358.08 : x - Step 2: Convert to fraction form
323,732.16/446,822.08 = 210,358.08/x - Step 3: Cross multiply
323,732.16x = 446,822.08 × 210,358.08 - Step 4: Simplify right side
323,732.16x = 93,992,634,850.41 - Step 5: Solve for x
x = 93,992,634,850.41/323,732.16 - Step 6: Final answer
x = 290,340.74
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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.