Finding the Fourth Proportional to 747,804.44, 1,121,471.37 and 242,248.11
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Solution
The fourth proportional to 747,804.44, 1,121,471.37 and 242,248.11 is: 363,295.95
Step by Step Solution
- Step 1: Write the proportion equation
747,804.44 : 1,121,471.37 = 242,248.11 : x - Step 2: Convert to fraction form
747,804.44/1,121,471.37 = 242,248.11/x - Step 3: Cross multiply
747,804.44x = 1,121,471.37 × 242,248.11 - Step 4: Simplify right side
747,804.44x = 271,674,319,801.61 - Step 5: Solve for x
x = 271,674,319,801.61/747,804.44 - Step 6: Final answer
x = 363,295.95
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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.