Finding the Fourth Proportional to 319,264.52, 440,588.44 and 176,029.68
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Solution
The fourth proportional to 319,264.52, 440,588.44 and 176,029.68 is: 242,922.83
Step by Step Solution
- Step 1: Write the proportion equation
319,264.52 : 440,588.44 = 176,029.68 : x - Step 2: Convert to fraction form
319,264.52/440,588.44 = 176,029.68/x - Step 3: Cross multiply
319,264.52x = 440,588.44 × 176,029.68 - Step 4: Simplify right side
319,264.52x = 77,556,642,104.90 - Step 5: Solve for x
x = 77,556,642,104.90/319,264.52 - Step 6: Final answer
x = 242,922.83
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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.