Finding the Fourth Proportional to 439,165.47, 658,737.21 and 202,507.95
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Solution
The fourth proportional to 439,165.47, 658,737.21 and 202,507.95 is: 303,756.85
Step by Step Solution
- Step 1: Write the proportion equation
439,165.47 : 658,737.21 = 202,507.95 : x - Step 2: Convert to fraction form
439,165.47/658,737.21 = 202,507.95/x - Step 3: Cross multiply
439,165.47x = 658,737.21 × 202,507.95 - Step 4: Simplify right side
439,165.47x = 133,399,521,985.82 - Step 5: Solve for x
x = 133,399,521,985.82/439,165.47 - Step 6: Final answer
x = 303,756.85
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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.