Finding the Fourth Proportional to 433,560.12, 650,407.68 and 256,194.96
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Solution
The fourth proportional to 433,560.12, 650,407.68 and 256,194.96 is: 384,332.33
Step by Step Solution
- Step 1: Write the proportion equation
433,560.12 : 650,407.68 = 256,194.96 : x - Step 2: Convert to fraction form
433,560.12/650,407.68 = 256,194.96/x - Step 3: Cross multiply
433,560.12x = 650,407.68 × 256,194.96 - Step 4: Simplify right side
433,560.12x = 166,631,169,561.29 - Step 5: Solve for x
x = 166,631,169,561.29/433,560.12 - Step 6: Final answer
x = 384,332.33
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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.