Finding the Fourth Proportional to 323,764.16, 446,866.08 and 210,390.08
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Solution
The fourth proportional to 323,764.16, 446,866.08 and 210,390.08 is: 290,384.80
Step by Step Solution
- Step 1: Write the proportion equation
323,764.16 : 446,866.08 = 210,390.08 : x - Step 2: Convert to fraction form
323,764.16/446,866.08 = 210,390.08/x - Step 3: Cross multiply
323,764.16x = 446,866.08 × 210,390.08 - Step 4: Simplify right side
323,764.16x = 94,016,190,320.49 - Step 5: Solve for x
x = 94,016,190,320.49/323,764.16 - Step 6: Final answer
x = 290,384.80
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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.