Finding the Fourth Proportional to 328,298.24, 453,051.36 and 177,394.88
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Solution
The fourth proportional to 328,298.24, 453,051.36 and 177,394.88 is: 244,804.82
Step by Step Solution
- Step 1: Write the proportion equation
328,298.24 : 453,051.36 = 177,394.88 : x - Step 2: Convert to fraction form
328,298.24/453,051.36 = 177,394.88/x - Step 3: Cross multiply
328,298.24x = 453,051.36 × 177,394.88 - Step 4: Simplify right side
328,298.24x = 80,368,991,641.04 - Step 5: Solve for x
x = 80,368,991,641.04/328,298.24 - Step 6: Final answer
x = 244,804.82
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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.