Finding the Fourth Proportional to 579,319.75, 868,980.84 and 246,895.75
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Solution
The fourth proportional to 579,319.75, 868,980.84 and 246,895.75 is: 370,344.14
Step by Step Solution
- Step 1: Write the proportion equation
579,319.75 : 868,980.84 = 246,895.75 : x - Step 2: Convert to fraction form
579,319.75/868,980.84 = 246,895.75/x - Step 3: Cross multiply
579,319.75x = 868,980.84 × 246,895.75 - Step 4: Simplify right side
579,319.75x = 214,547,676,227.43 - Step 5: Solve for x
x = 214,547,676,227.43/579,319.75 - Step 6: Final answer
x = 370,344.14
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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.