Finding the Fourth Proportional to 931,470.84, 1,285,241.15 and 544,211.41
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Solution
The fourth proportional to 931,470.84, 1,285,241.15 and 544,211.41 is: 750,901.55
Step by Step Solution
- Step 1: Write the proportion equation
931,470.84 : 1,285,241.15 = 544,211.41 : x - Step 2: Convert to fraction form
931,470.84/1,285,241.15 = 544,211.41/x - Step 3: Cross multiply
931,470.84x = 1,285,241.15 × 544,211.41 - Step 4: Simplify right side
931,470.84x = 699,442,897,458.18 - Step 5: Solve for x
x = 699,442,897,458.18/931,470.84 - Step 6: Final answer
x = 750,901.55
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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.