Finding the Fourth Proportional to 319,093.24, 440,348.67 and 175,853.28
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Solution
The fourth proportional to 319,093.24, 440,348.67 and 175,853.28 is: 242,677.52
Step by Step Solution
- Step 1: Write the proportion equation
319,093.24 : 440,348.67 = 175,853.28 : x - Step 2: Convert to fraction form
319,093.24/440,348.67 = 175,853.28/x - Step 3: Cross multiply
319,093.24x = 440,348.67 × 175,853.28 - Step 4: Simplify right side
319,093.24x = 77,436,756,395.60 - Step 5: Solve for x
x = 77,436,756,395.60/319,093.24 - Step 6: Final answer
x = 242,677.52
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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.