Finding the Fourth Proportional to 319,837.20, 441,373.44 and 176,596.08
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Solution
The fourth proportional to 319,837.20, 441,373.44 and 176,596.08 is: 243,701.54
Step by Step Solution
- Step 1: Write the proportion equation
319,837.20 : 441,373.44 = 176,596.08 : x - Step 2: Convert to fraction form
319,837.20/441,373.44 = 176,596.08/x - Step 3: Cross multiply
319,837.20x = 441,373.44 × 176,596.08 - Step 4: Simplify right side
319,837.20x = 77,944,819,320.12 - Step 5: Solve for x
x = 77,944,819,320.12/319,837.20 - Step 6: Final answer
x = 243,701.54
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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.