Finding the Fourth Proportional to 460,275.68, 690,092.64 and 203,968.68
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Solution
The fourth proportional to 460,275.68, 690,092.64 and 203,968.68 is: 305,810.82
Step by Step Solution
- Step 1: Write the proportion equation
460,275.68 : 690,092.64 = 203,968.68 : x - Step 2: Convert to fraction form
460,275.68/690,092.64 = 203,968.68/x - Step 3: Cross multiply
460,275.68x = 690,092.64 × 203,968.68 - Step 4: Simplify right side
460,275.68x = 140,757,282,502.52 - Step 5: Solve for x
x = 140,757,282,502.52/460,275.68 - Step 6: Final answer
x = 305,810.82
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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.