Finding the Fourth Proportional to 675,545.74, 932,244.68 and 385,148.07
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Solution
The fourth proportional to 675,545.74, 932,244.68 and 385,148.07 is: 531,499.53
Step by Step Solution
- Step 1: Write the proportion equation
675,545.74 : 932,244.68 = 385,148.07 : x - Step 2: Convert to fraction form
675,545.74/932,244.68 = 385,148.07/x - Step 3: Cross multiply
675,545.74x = 932,244.68 × 385,148.07 - Step 4: Simplify right side
675,545.74x = 359,052,240,232.64 - Step 5: Solve for x
x = 359,052,240,232.64/675,545.74 - Step 6: Final answer
x = 531,499.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.