Finding the Fourth Proportional to 282,958.07, 424,557.14 and 133,195.05
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Solution
The fourth proportional to 282,958.07, 424,557.14 and 133,195.05 is: 199,849.08
Step by Step Solution
- Step 1: Write the proportion equation
282,958.07 : 424,557.14 = 133,195.05 : x - Step 2: Convert to fraction form
282,958.07/424,557.14 = 133,195.05/x - Step 3: Cross multiply
282,958.07x = 424,557.14 × 133,195.05 - Step 4: Simplify right side
282,958.07x = 56,548,908,824.18 - Step 5: Solve for x
x = 56,548,908,824.18/282,958.07 - Step 6: Final answer
x = 199,849.08
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1.5x scale
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.