Finding the Fourth Proportional to 679,734.99, 1,019,335.12 and 247,349.77
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Solution
The fourth proportional to 679,734.99, 1,019,335.12 and 247,349.77 is: 370,927.36
Step by Step Solution
- Step 1: Write the proportion equation
679,734.99 : 1,019,335.12 = 247,349.77 : x - Step 2: Convert to fraction form
679,734.99/1,019,335.12 = 247,349.77/x - Step 3: Cross multiply
679,734.99x = 1,019,335.12 × 247,349.77 - Step 4: Simplify right side
679,734.99x = 252,132,304,318.21 - Step 5: Solve for x
x = 252,132,304,318.21/679,734.99 - Step 6: Final answer
x = 370,927.36
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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.