Finding the Fourth Proportional to 764,562.08, 1,055,131.68 and 425,036
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Solution
The fourth proportional to 764,562.08, 1,055,131.68 and 425,036 is: 586,569.70
Step by Step Solution
- Step 1: Write the proportion equation
764,562.08 : 1,055,131.68 = 425,036 : x - Step 2: Convert to fraction form
764,562.08/1,055,131.68 = 425,036/x - Step 3: Cross multiply
764,562.08x = 1,055,131.68 × 425,036 - Step 4: Simplify right side
764,562.08x = 448,468,948,740.48 - Step 5: Solve for x
x = 448,468,948,740.48/764,562.08 - Step 6: Final answer
x = 586,569.70
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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.