Finding the Fourth Proportional to 719,832.96, 992,770.56 and 538,971.84
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Solution
The fourth proportional to 719,832.96, 992,770.56 and 538,971.84 is: 743,332.70
Step by Step Solution
- Step 1: Write the proportion equation
719,832.96 : 992,770.56 = 538,971.84 : x - Step 2: Convert to fraction form
719,832.96/992,770.56 = 538,971.84/x - Step 3: Cross multiply
719,832.96x = 992,770.56 × 538,971.84 - Step 4: Simplify right side
719,832.96x = 535,075,375,421.03 - Step 5: Solve for x
x = 535,075,375,421.03/719,832.96 - Step 6: Final answer
x = 743,332.70
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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.