Finding the Fourth Proportional to 936,543.96, 1,292,433.84 and 506,823.96
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Solution
The fourth proportional to 936,543.96, 1,292,433.84 and 506,823.96 is: 699,418.78
Step by Step Solution
- Step 1: Write the proportion equation
936,543.96 : 1,292,433.84 = 506,823.96 : x - Step 2: Convert to fraction form
936,543.96/1,292,433.84 = 506,823.96/x - Step 3: Cross multiply
936,543.96x = 1,292,433.84 × 506,823.96 - Step 4: Simplify right side
936,543.96x = 655,036,436,826.81 - Step 5: Solve for x
x = 655,036,436,826.81/936,543.96 - Step 6: Final answer
x = 699,418.78
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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.