Finding the Fourth Proportional to 518,922.98, 716,097.46 and 304,206.06
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Solution
The fourth proportional to 518,922.98, 716,097.46 and 304,206.06 is: 419,794.84
Step by Step Solution
- Step 1: Write the proportion equation
518,922.98 : 716,097.46 = 304,206.06 : x - Step 2: Convert to fraction form
518,922.98/716,097.46 = 304,206.06/x - Step 3: Cross multiply
518,922.98x = 716,097.46 × 304,206.06 - Step 4: Simplify right side
518,922.98x = 217,841,186,882.61 - Step 5: Solve for x
x = 217,841,186,882.61/518,922.98 - Step 6: Final answer
x = 419,794.84
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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.