Finding the Fourth Proportional to 410,147.33, 615,220.99 and 410,147.33
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Solution
The fourth proportional to 410,147.33, 615,220.99 and 410,147.33 is: 615,220.99
Step by Step Solution
- Step 1: Write the proportion equation
410,147.33 : 615,220.99 = 410,147.33 : x - Step 2: Convert to fraction form
410,147.33/615,220.99 = 410,147.33/x - Step 3: Cross multiply
410,147.33x = 615,220.99 × 410,147.33 - Step 4: Simplify right side
410,147.33x = 252,331,242,306.98 - Step 5: Solve for x
x = 252,331,242,306.98/410,147.33 - Step 6: Final answer
x = 615,220.99
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Double scale
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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.