Finding the Fourth Proportional to 319,184.08, 440,473.92 and 175,946.53
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Solution
The fourth proportional to 319,184.08, 440,473.92 and 175,946.53 is: 242,806.15
Step by Step Solution
- Step 1: Write the proportion equation
319,184.08 : 440,473.92 = 175,946.53 : x - Step 2: Convert to fraction form
319,184.08/440,473.92 = 175,946.53/x - Step 3: Cross multiply
319,184.08x = 440,473.92 × 175,946.53 - Step 4: Simplify right side
319,184.08x = 77,499,857,779.50 - Step 5: Solve for x
x = 77,499,857,779.50/319,184.08 - Step 6: Final answer
x = 242,806.15
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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.