Finding the Fourth Proportional to 517,547.98, 776,352.97 and 162,561.99
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Solution
The fourth proportional to 517,547.98, 776,352.97 and 162,561.99 is: 243,852.72
Step by Step Solution
- Step 1: Write the proportion equation
517,547.98 : 776,352.97 = 162,561.99 : x - Step 2: Convert to fraction form
517,547.98/776,352.97 = 162,561.99/x - Step 3: Cross multiply
517,547.98x = 776,352.97 × 162,561.99 - Step 4: Simplify right side
517,547.98x = 126,205,482,493.15 - Step 5: Solve for x
x = 126,205,482,493.15/517,547.98 - Step 6: Final answer
x = 243,852.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.