Finding the Fourth Proportional to 508,550.99, 763,246.11 and 255,903.29
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Solution
The fourth proportional to 508,550.99, 763,246.11 and 255,903.29 is: 384,066.09
Step by Step Solution
- Step 1: Write the proportion equation
508,550.99 : 763,246.11 = 255,903.29 : x - Step 2: Convert to fraction form
508,550.99/763,246.11 = 255,903.29/x - Step 3: Cross multiply
508,550.99x = 763,246.11 × 255,903.29 - Step 4: Simplify right side
508,550.99x = 195,317,186,812.47 - Step 5: Solve for x
x = 195,317,186,812.47/508,550.99 - Step 6: Final answer
x = 384,066.09
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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.