Finding the Fourth Proportional to 617,434.08, 852,035.76 and 349,167.84
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Solution
The fourth proportional to 617,434.08, 852,035.76 and 349,167.84 is: 481,838.46
Step by Step Solution
- Step 1: Write the proportion equation
617,434.08 : 852,035.76 = 349,167.84 : x - Step 2: Convert to fraction form
617,434.08/852,035.76 = 349,167.84/x - Step 3: Cross multiply
617,434.08x = 852,035.76 × 349,167.84 - Step 4: Simplify right side
617,434.08x = 297,503,485,921.96 - Step 5: Solve for x
x = 297,503,485,921.96/617,434.08 - Step 6: Final answer
x = 481,838.46
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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.