Finding the Fourth Proportional to 855,114.30, 1,180,042.17 and 473,141.08
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Solution
The fourth proportional to 855,114.30, 1,180,042.17 and 473,141.08 is: 652,926.08
Step by Step Solution
- Step 1: Write the proportion equation
855,114.30 : 1,180,042.17 = 473,141.08 : x - Step 2: Convert to fraction form
855,114.30/1,180,042.17 = 473,141.08/x - Step 3: Cross multiply
855,114.30x = 1,180,042.17 × 473,141.08 - Step 4: Simplify right side
855,114.30x = 558,326,420,859.13 - Step 5: Solve for x
x = 558,326,420,859.13/855,114.30 - Step 6: Final answer
x = 652,926.08
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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.