Finding the Fourth Proportional to 277,526.20, 416,291.66 and 67,164.28
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Solution
The fourth proportional to 277,526.20, 416,291.66 and 67,164.28 is: 100,746.99
Step by Step Solution
- Step 1: Write the proportion equation
277,526.20 : 416,291.66 = 67,164.28 : x - Step 2: Convert to fraction form
277,526.20/416,291.66 = 67,164.28/x - Step 3: Cross multiply
277,526.20x = 416,291.66 × 67,164.28 - Step 4: Simplify right side
277,526.20x = 27,959,929,613.90 - Step 5: Solve for x
x = 27,959,929,613.90/277,526.20 - Step 6: Final answer
x = 100,746.99
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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.