Finding the Fourth Proportional to 516,615.62, 774,553.07 and 242,908.62
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Solution
The fourth proportional to 516,615.62, 774,553.07 and 242,908.62 is: 364,188.79
Step by Step Solution
- Step 1: Write the proportion equation
516,615.62 : 774,553.07 = 242,908.62 : x - Step 2: Convert to fraction form
516,615.62/774,553.07 = 242,908.62/x - Step 3: Cross multiply
516,615.62x = 774,553.07 × 242,908.62 - Step 4: Simplify right side
516,615.62x = 188,145,616,135.92 - Step 5: Solve for x
x = 188,145,616,135.92/516,615.62 - Step 6: Final answer
x = 364,188.79
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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.