Finding the Fourth Proportional to 544,524.99, 751,334.36 and 318,126.75
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Solution
The fourth proportional to 544,524.99, 751,334.36 and 318,126.75 is: 438,950.58
Step by Step Solution
- Step 1: Write the proportion equation
544,524.99 : 751,334.36 = 318,126.75 : x - Step 2: Convert to fraction form
544,524.99/751,334.36 = 318,126.75/x - Step 3: Cross multiply
544,524.99x = 751,334.36 × 318,126.75 - Step 4: Simplify right side
544,524.99x = 239,019,558,110.13 - Step 5: Solve for x
x = 239,019,558,110.13/544,524.99 - Step 6: Final answer
x = 438,950.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.