Finding the Fourth Proportional to 853,741.75, 1,178,164.04 and 471,768.53
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Solution
The fourth proportional to 853,741.75, 1,178,164.04 and 471,768.53 is: 651,040.80
Step by Step Solution
- Step 1: Write the proportion equation
853,741.75 : 1,178,164.04 = 471,768.53 : x - Step 2: Convert to fraction form
853,741.75/1,178,164.04 = 471,768.53/x - Step 3: Cross multiply
853,741.75x = 1,178,164.04 × 471,768.53 - Step 4: Simplify right side
853,741.75x = 555,820,712,313.59 - Step 5: Solve for x
x = 555,820,712,313.59/853,741.75 - Step 6: Final answer
x = 651,040.80
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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.