Finding the Fourth Proportional to 855,120.62, 1,180,090.96 and 473,182.94
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Solution
The fourth proportional to 855,120.62, 1,180,090.96 and 473,182.94 is: 653,006.02
Step by Step Solution
- Step 1: Write the proportion equation
855,120.62 : 1,180,090.96 = 473,182.94 : x - Step 2: Convert to fraction form
855,120.62/1,180,090.96 = 473,182.94/x - Step 3: Cross multiply
855,120.62x = 1,180,090.96 × 473,182.94 - Step 4: Simplify right side
855,120.62x = 558,398,909,920.22 - Step 5: Solve for x
x = 558,398,909,920.22/855,120.62 - Step 6: Final answer
x = 653,006.02
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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.