Finding the Fourth Proportional to 399,437.68, 599,156.52 and 162,738.68
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Solution
The fourth proportional to 399,437.68, 599,156.52 and 162,738.68 is: 244,108.02
Step by Step Solution
- Step 1: Write the proportion equation
399,437.68 : 599,156.52 = 162,738.68 : x - Step 2: Convert to fraction form
399,437.68/599,156.52 = 162,738.68/x - Step 3: Cross multiply
399,437.68x = 599,156.52 × 162,738.68 - Step 4: Simplify right side
399,437.68x = 97,505,941,178.19 - Step 5: Solve for x
x = 97,505,941,178.19/399,437.68 - Step 6: Final answer
x = 244,108.02
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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.