Finding the Fourth Proportional to 866,318.09, 1,195,039.10 and 503,701.88
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Solution
The fourth proportional to 866,318.09, 1,195,039.10 and 503,701.88 is: 694,829.59
Step by Step Solution
- Step 1: Write the proportion equation
866,318.09 : 1,195,039.10 = 503,701.88 : x - Step 2: Convert to fraction form
866,318.09/1,195,039.10 = 503,701.88/x - Step 3: Cross multiply
866,318.09x = 1,195,039.10 × 503,701.88 - Step 4: Simplify right side
866,318.09x = 601,943,436,627.57 - Step 5: Solve for x
x = 601,943,436,627.57/866,318.09 - Step 6: Final answer
x = 694,829.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.