Finding the Fourth Proportional to 531,727.94, 733,781.73 and 290,006.18
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Solution
The fourth proportional to 531,727.94, 733,781.73 and 290,006.18 is: 400,206.99
Step by Step Solution
- Step 1: Write the proportion equation
531,727.94 : 733,781.73 = 290,006.18 : x - Step 2: Convert to fraction form
531,727.94/733,781.73 = 290,006.18/x - Step 3: Cross multiply
531,727.94x = 733,781.73 × 290,006.18 - Step 4: Simplify right side
531,727.94x = 212,801,236,471.09 - Step 5: Solve for x
x = 212,801,236,471.09/531,727.94 - Step 6: Final answer
x = 400,206.99
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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.