Finding the Fourth Proportional to 478,625.25, 660,502.96 and 260,833.99
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Solution
The fourth proportional to 478,625.25, 660,502.96 and 260,833.99 is: 359,950.97
Step by Step Solution
- Step 1: Write the proportion equation
478,625.25 : 660,502.96 = 260,833.99 : x - Step 2: Convert to fraction form
478,625.25/660,502.96 = 260,833.99/x - Step 3: Cross multiply
478,625.25x = 660,502.96 × 260,833.99 - Step 4: Simplify right side
478,625.25x = 172,281,622,463.61 - Step 5: Solve for x
x = 172,281,622,463.61/478,625.25 - Step 6: Final answer
x = 359,950.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.