Finding the Fourth Proportional to 260,130.67, 358,874.08 and 206,199.25
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Solution
The fourth proportional to 260,130.67, 358,874.08 and 206,199.25 is: 284,470.75
Step by Step Solution
- Step 1: Write the proportion equation
260,130.67 : 358,874.08 = 206,199.25 : x - Step 2: Convert to fraction form
260,130.67/358,874.08 = 206,199.25/x - Step 3: Cross multiply
260,130.67x = 358,874.08 × 206,199.25 - Step 4: Simplify right side
260,130.67x = 73,999,566,140.44 - Step 5: Solve for x
x = 73,999,566,140.44/260,130.67 - Step 6: Final answer
x = 284,470.75
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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.