Finding the Fourth Proportional to 358,476.72, 537,715.08 and 133,854.66
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Solution
The fourth proportional to 358,476.72, 537,715.08 and 133,854.66 is: 200,781.99
Step by Step Solution
- Step 1: Write the proportion equation
358,476.72 : 537,715.08 = 133,854.66 : x - Step 2: Convert to fraction form
358,476.72/537,715.08 = 133,854.66/x - Step 3: Cross multiply
358,476.72x = 537,715.08 × 133,854.66 - Step 4: Simplify right side
358,476.72x = 71,975,669,210.27 - Step 5: Solve for x
x = 71,975,669,210.27/358,476.72 - Step 6: Final answer
x = 200,781.99
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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.