Finding the Fourth Proportional to 319,827.53, 441,368.87 and 176,596.62
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Solution
The fourth proportional to 319,827.53, 441,368.87 and 176,596.62 is: 243,707.13
Step by Step Solution
- Step 1: Write the proportion equation
319,827.53 : 441,368.87 = 176,596.62 : x - Step 2: Convert to fraction form
319,827.53/441,368.87 = 176,596.62/x - Step 3: Cross multiply
319,827.53x = 441,368.87 × 176,596.62 - Step 4: Simplify right side
319,827.53x = 77,944,249,732.24 - Step 5: Solve for x
x = 77,944,249,732.24/319,827.53 - Step 6: Final answer
x = 243,707.13
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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.