Finding the Fourth Proportional to 770,999.67, 1,064,313.18 and 580,059.99
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Solution
The fourth proportional to 770,999.67, 1,064,313.18 and 580,059.99 is: 800,733.80
Step by Step Solution
- Step 1: Write the proportion equation
770,999.67 : 1,064,313.18 = 580,059.99 : x - Step 2: Convert to fraction form
770,999.67/1,064,313.18 = 580,059.99/x - Step 3: Cross multiply
770,999.67x = 1,064,313.18 × 580,059.99 - Step 4: Simplify right side
770,999.67x = 617,365,492,547.67 - Step 5: Solve for x
x = 617,365,492,547.67/770,999.67 - Step 6: Final answer
x = 800,733.80
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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.