Finding the Fourth Proportional to 310,556.84, 465,696.68 and 216,392.04
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Solution
The fourth proportional to 310,556.84, 465,696.68 and 216,392.04 is: 324,491.50
Step by Step Solution
- Step 1: Write the proportion equation
310,556.84 : 465,696.68 = 216,392.04 : x - Step 2: Convert to fraction form
310,556.84/465,696.68 = 216,392.04/x - Step 3: Cross multiply
310,556.84x = 465,696.68 × 216,392.04 - Step 4: Simplify right side
310,556.84x = 100,773,053,524.47 - Step 5: Solve for x
x = 100,773,053,524.47/310,556.84 - Step 6: Final answer
x = 324,491.50
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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.