Finding the Fourth Proportional to 574,894.95, 861,688.50 and 349,759.11
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Solution
The fourth proportional to 574,894.95, 861,688.50 and 349,759.11 is: 524,240.82
Step by Step Solution
- Step 1: Write the proportion equation
574,894.95 : 861,688.50 = 349,759.11 : x - Step 2: Convert to fraction form
574,894.95/861,688.50 = 349,759.11/x - Step 3: Cross multiply
574,894.95x = 861,688.50 × 349,759.11 - Step 4: Simplify right side
574,894.95x = 301,383,402,857.24 - Step 5: Solve for x
x = 301,383,402,857.24/574,894.95 - Step 6: Final answer
x = 524,240.82
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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.