Finding the Fourth Proportional to 792,397.95, 1,093,704.30 and 486,547.62
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Solution
The fourth proportional to 792,397.95, 1,093,704.30 and 486,547.62 is: 671,555.53
Step by Step Solution
- Step 1: Write the proportion equation
792,397.95 : 1,093,704.30 = 486,547.62 : x - Step 2: Convert to fraction form
792,397.95/1,093,704.30 = 486,547.62/x - Step 3: Cross multiply
792,397.95x = 1,093,704.30 × 486,547.62 - Step 4: Simplify right side
792,397.95x = 532,139,224,148.77 - Step 5: Solve for x
x = 532,139,224,148.77/792,397.95 - Step 6: Final answer
x = 671,555.53
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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.