Finding the Fourth Proportional to 908,274.08, 1,253,456.96 and 505,866.08
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Solution
The fourth proportional to 908,274.08, 1,253,456.96 and 505,866.08 is: 698,116.76
Step by Step Solution
- Step 1: Write the proportion equation
908,274.08 : 1,253,456.96 = 505,866.08 : x - Step 2: Convert to fraction form
908,274.08/1,253,456.96 = 505,866.08/x - Step 3: Cross multiply
908,274.08x = 1,253,456.96 × 505,866.08 - Step 4: Simplify right side
908,274.08x = 634,081,358,803.92 - Step 5: Solve for x
x = 634,081,358,803.92/908,274.08 - Step 6: Final answer
x = 698,116.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.