Finding the Fourth Proportional to 633,690.10, 950,224.11 and 313,471.99
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Solution
The fourth proportional to 633,690.10, 950,224.11 and 313,471.99 is: 470,054.12
Step by Step Solution
- Step 1: Write the proportion equation
633,690.10 : 950,224.11 = 313,471.99 : x - Step 2: Convert to fraction form
633,690.10/950,224.11 = 313,471.99/x - Step 3: Cross multiply
633,690.10x = 950,224.11 × 313,471.99 - Step 4: Simplify right side
633,690.10x = 297,868,642,707.68 - Step 5: Solve for x
x = 297,868,642,707.68/633,690.10 - Step 6: Final answer
x = 470,054.12
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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.