Finding the Fourth Proportional to 747,555.95, 1,120,546.47 and 372,791.63
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Solution
The fourth proportional to 747,555.95, 1,120,546.47 and 372,791.63 is: 558,794.76
Step by Step Solution
- Step 1: Write the proportion equation
747,555.95 : 1,120,546.47 = 372,791.63 : x - Step 2: Convert to fraction form
747,555.95/1,120,546.47 = 372,791.63/x - Step 3: Cross multiply
747,555.95x = 1,120,546.47 × 372,791.63 - Step 4: Simplify right side
747,555.95x = 417,730,345,042.05 - Step 5: Solve for x
x = 417,730,345,042.05/747,555.95 - Step 6: Final answer
x = 558,794.76
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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.