Finding the Fourth Proportional to 377,242.08, 520,597.60 and 205,161.70
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Solution
The fourth proportional to 377,242.08, 520,597.60 and 205,161.70 is: 283,125.07
Step by Step Solution
- Step 1: Write the proportion equation
377,242.08 : 520,597.60 = 205,161.70 : x - Step 2: Convert to fraction form
377,242.08/520,597.60 = 205,161.70/x - Step 3: Cross multiply
377,242.08x = 520,597.60 × 205,161.70 - Step 4: Simplify right side
377,242.08x = 106,806,688,631.92 - Step 5: Solve for x
x = 106,806,688,631.92/377,242.08 - Step 6: Final answer
x = 283,125.07
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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.