Finding the Fourth Proportional to 827,456.28, 1,241,159.62 and 228,454
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Solution
The fourth proportional to 827,456.28, 1,241,159.62 and 228,454 is: 342,674.15
Step by Step Solution
- Step 1: Write the proportion equation
827,456.28 : 1,241,159.62 = 228,454 : x - Step 2: Convert to fraction form
827,456.28/1,241,159.62 = 228,454/x - Step 3: Cross multiply
827,456.28x = 1,241,159.62 × 228,454 - Step 4: Simplify right side
827,456.28x = 283,547,879,827.48 - Step 5: Solve for x
x = 283,547,879,827.48/827,456.28 - Step 6: Final answer
x = 342,674.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.