Finding the Fourth Proportional to 853,580.66, 1,177,988.56 and 471,599.24
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Solution
The fourth proportional to 853,580.66, 1,177,988.56 and 471,599.24 is: 650,833.06
Step by Step Solution
- Step 1: Write the proportion equation
853,580.66 : 1,177,988.56 = 471,599.24 : x - Step 2: Convert to fraction form
853,580.66/1,177,988.56 = 471,599.24/x - Step 3: Cross multiply
853,580.66x = 1,177,988.56 × 471,599.24 - Step 4: Simplify right side
853,580.66x = 555,538,509,624.69 - Step 5: Solve for x
x = 555,538,509,624.69/853,580.66 - Step 6: Final answer
x = 650,833.06
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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.