Finding the Fourth Proportional to 500,367.88, 750,545.18 and 121,291.95
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Solution
The fourth proportional to 500,367.88, 750,545.18 and 121,291.95 is: 181,936.31
Step by Step Solution
- Step 1: Write the proportion equation
500,367.88 : 750,545.18 = 121,291.95 : x - Step 2: Convert to fraction form
500,367.88/750,545.18 = 121,291.95/x - Step 3: Cross multiply
500,367.88x = 750,545.18 × 121,291.95 - Step 4: Simplify right side
500,367.88x = 91,035,085,457.77 - Step 5: Solve for x
x = 91,035,085,457.77/500,367.88 - Step 6: Final answer
x = 181,936.31
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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.