Finding the Fourth Proportional to 358,581.08, 537,700.10 and 208,864.05
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Solution
The fourth proportional to 358,581.08, 537,700.10 and 208,864.05 is: 313,196.17
Step by Step Solution
- Step 1: Write the proportion equation
358,581.08 : 537,700.10 = 208,864.05 : x - Step 2: Convert to fraction form
358,581.08/537,700.10 = 208,864.05/x - Step 3: Cross multiply
358,581.08x = 537,700.10 × 208,864.05 - Step 4: Simplify right side
358,581.08x = 112,306,219,527.09 - Step 5: Solve for x
x = 112,306,219,527.09/358,581.08 - Step 6: Final answer
x = 313,196.17
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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.