Finding the Fourth Proportional to 355,597.10, 533,336.08 and 118,938.99
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Solution
The fourth proportional to 355,597.10, 533,336.08 and 118,938.99 is: 178,388.56
Step by Step Solution
- Step 1: Write the proportion equation
355,597.10 : 533,336.08 = 118,938.99 : x - Step 2: Convert to fraction form
355,597.10/533,336.08 = 118,938.99/x - Step 3: Cross multiply
355,597.10x = 533,336.08 × 118,938.99 - Step 4: Simplify right side
355,597.10x = 63,434,454,685.76 - Step 5: Solve for x
x = 63,434,454,685.76/355,597.10 - Step 6: Final answer
x = 178,388.56
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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.