Finding the Fourth Proportional to 439,522.68, 659,278.98 and 107,098.68
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Solution
The fourth proportional to 439,522.68, 659,278.98 and 107,098.68 is: 160,646.79
Step by Step Solution
- Step 1: Write the proportion equation
439,522.68 : 659,278.98 = 107,098.68 : x - Step 2: Convert to fraction form
439,522.68/659,278.98 = 107,098.68/x - Step 3: Cross multiply
439,522.68x = 659,278.98 × 107,098.68 - Step 4: Simplify right side
439,522.68x = 70,607,908,509.75 - Step 5: Solve for x
x = 70,607,908,509.75/439,522.68 - Step 6: Final answer
x = 160,646.79
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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.