Finding the Fourth Proportional to 758,171.48, 1,046,696.99 and 516,808.62
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Solution
The fourth proportional to 758,171.48, 1,046,696.99 and 516,808.62 is: 713,482.43
Step by Step Solution
- Step 1: Write the proportion equation
758,171.48 : 1,046,696.99 = 516,808.62 : x - Step 2: Convert to fraction form
758,171.48/1,046,696.99 = 516,808.62/x - Step 3: Cross multiply
758,171.48x = 1,046,696.99 × 516,808.62 - Step 4: Simplify right side
758,171.48x = 540,942,024,376.01 - Step 5: Solve for x
x = 540,942,024,376.01/758,171.48 - Step 6: Final answer
x = 713,482.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.