Finding the Fourth Proportional to 416,950.68, 575,383.08 and 235,638.66
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Solution
The fourth proportional to 416,950.68, 575,383.08 and 235,638.66 is: 325,176.34
Step by Step Solution
- Step 1: Write the proportion equation
416,950.68 : 575,383.08 = 235,638.66 : x - Step 2: Convert to fraction form
416,950.68/575,383.08 = 235,638.66/x - Step 3: Cross multiply
416,950.68x = 575,383.08 × 235,638.66 - Step 4: Simplify right side
416,950.68x = 135,582,497,957.87 - Step 5: Solve for x
x = 135,582,497,957.87/416,950.68 - Step 6: Final answer
x = 325,176.34
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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.