Finding the Fourth Proportional to 319,007.54, 440,249.99 and 175,767.54
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Solution
The fourth proportional to 319,007.54, 440,249.99 and 175,767.54 is: 242,570.00
Step by Step Solution
- Step 1: Write the proportion equation
319,007.54 : 440,249.99 = 175,767.54 : x - Step 2: Convert to fraction form
319,007.54/440,249.99 = 175,767.54/x - Step 3: Cross multiply
319,007.54x = 440,249.99 × 175,767.54 - Step 4: Simplify right side
319,007.54x = 77,381,656,848.49 - Step 5: Solve for x
x = 77,381,656,848.49/319,007.54 - Step 6: Final answer
x = 242,570.00
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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.