Finding the Fourth Proportional to 576,130.97, 795,060.81 and 318,008.00
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Solution
The fourth proportional to 576,130.97, 795,060.81 and 318,008.00 is: 438,851.08
Step by Step Solution
- Step 1: Write the proportion equation
576,130.97 : 795,060.81 = 318,008.00 : x - Step 2: Convert to fraction form
576,130.97/795,060.81 = 318,008.00/x - Step 3: Cross multiply
576,130.97x = 795,060.81 × 318,008.00 - Step 4: Simplify right side
576,130.97x = 252,835,700,054.13 - Step 5: Solve for x
x = 252,835,700,054.13/576,130.97 - Step 6: Final answer
x = 438,851.08
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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.