Finding the Fourth Proportional to 888,276.70, 1,225,853.76 and 506,241.82
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Solution
The fourth proportional to 888,276.70, 1,225,853.76 and 506,241.82 is: 698,631.90
Step by Step Solution
- Step 1: Write the proportion equation
888,276.70 : 1,225,853.76 = 506,241.82 : x - Step 2: Convert to fraction form
888,276.70/1,225,853.76 = 506,241.82/x - Step 3: Cross multiply
888,276.70x = 1,225,853.76 × 506,241.82 - Step 4: Simplify right side
888,276.70x = 620,578,438,516.24 - Step 5: Solve for x
x = 620,578,438,516.24/888,276.70 - Step 6: Final answer
x = 698,631.90
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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.