Finding the Fourth Proportional to 750,837.95, 1,036,230.67 and 428,596.49
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Solution
The fourth proportional to 750,837.95, 1,036,230.67 and 428,596.49 is: 591,505.56
Step by Step Solution
- Step 1: Write the proportion equation
750,837.95 : 1,036,230.67 = 428,596.49 : x - Step 2: Convert to fraction form
750,837.95/1,036,230.67 = 428,596.49/x - Step 3: Cross multiply
750,837.95x = 1,036,230.67 × 428,596.49 - Step 4: Simplify right side
750,837.95x = 444,124,828,204.27 - Step 5: Solve for x
x = 444,124,828,204.27/750,837.95 - Step 6: Final answer
x = 591,505.56
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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.