Finding the Fourth Proportional to 461,176.80, 692,056.80 and 271,636.80
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Solution
The fourth proportional to 461,176.80, 692,056.80 and 271,636.80 is: 407,626.95
Step by Step Solution
- Step 1: Write the proportion equation
461,176.80 : 692,056.80 = 271,636.80 : x - Step 2: Convert to fraction form
461,176.80/692,056.80 = 271,636.80/x - Step 3: Cross multiply
461,176.80x = 692,056.80 × 271,636.80 - Step 4: Simplify right side
461,176.80x = 187,988,094,570.24 - Step 5: Solve for x
x = 187,988,094,570.24/461,176.80 - Step 6: Final answer
x = 407,626.95
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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.