Finding the Fourth Proportional to 633,387.70, 950,243.55 and 446,763.70
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Solution
The fourth proportional to 633,387.70, 950,243.55 and 446,763.70 is: 670,259.82
Step by Step Solution
- Step 1: Write the proportion equation
633,387.70 : 950,243.55 = 446,763.70 : x - Step 2: Convert to fraction form
633,387.70/950,243.55 = 446,763.70/x - Step 3: Cross multiply
633,387.70x = 950,243.55 × 446,763.70 - Step 4: Simplify right side
633,387.70x = 424,534,324,299.14 - Step 5: Solve for x
x = 424,534,324,299.14/633,387.70 - Step 6: Final answer
x = 670,259.82
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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.