Finding the Fourth Proportional to 500,184.72, 750,278.99 and 121,104.81
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Solution
The fourth proportional to 500,184.72, 750,278.99 and 121,104.81 is: 181,657.68
Step by Step Solution
- Step 1: Write the proportion equation
500,184.72 : 750,278.99 = 121,104.81 : x - Step 2: Convert to fraction form
500,184.72/750,278.99 = 121,104.81/x - Step 3: Cross multiply
500,184.72x = 750,278.99 × 121,104.81 - Step 4: Simplify right side
500,184.72x = 90,862,393,925.42 - Step 5: Solve for x
x = 90,862,393,925.42/500,184.72 - Step 6: Final answer
x = 181,657.68
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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.