Finding the Fourth Proportional to 873,655.17, 1,310,669.85 and 494,754.99
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Solution
The fourth proportional to 873,655.17, 1,310,669.85 and 494,754.99 is: 742,238.44
Step by Step Solution
- Step 1: Write the proportion equation
873,655.17 : 1,310,669.85 = 494,754.99 : x - Step 2: Convert to fraction form
873,655.17/1,310,669.85 = 494,754.99/x - Step 3: Cross multiply
873,655.17x = 1,310,669.85 × 494,754.99 - Step 4: Simplify right side
873,655.17x = 648,460,448,530.05 - Step 5: Solve for x
x = 648,460,448,530.05/873,655.17 - Step 6: Final answer
x = 742,238.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.