Finding the Fourth Proportional to 319,177.08, 440,464.26 and 175,939.52
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Solution
The fourth proportional to 319,177.08, 440,464.26 and 175,939.52 is: 242,796.47
Step by Step Solution
- Step 1: Write the proportion equation
319,177.08 : 440,464.26 = 175,939.52 : x - Step 2: Convert to fraction form
319,177.08/440,464.26 = 175,939.52/x - Step 3: Cross multiply
319,177.08x = 440,464.26 × 175,939.52 - Step 4: Simplify right side
319,177.08x = 77,495,068,279.23 - Step 5: Solve for x
x = 77,495,068,279.23/319,177.08 - Step 6: Final answer
x = 242,796.47
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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.