Finding the Fourth Proportional to 414,688.08, 571,746.42 and 271,220.88
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Solution
The fourth proportional to 414,688.08, 571,746.42 and 271,220.88 is: 373,942.67
Step by Step Solution
- Step 1: Write the proportion equation
414,688.08 : 571,746.42 = 271,220.88 : x - Step 2: Convert to fraction form
414,688.08/571,746.42 = 271,220.88/x - Step 3: Cross multiply
414,688.08x = 571,746.42 × 271,220.88 - Step 4: Simplify right side
414,688.08x = 155,069,567,169.25 - Step 5: Solve for x
x = 155,069,567,169.25/414,688.08 - Step 6: Final answer
x = 373,942.67
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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.