Finding the Fourth Proportional to 408,166.55, 612,255.93 and 155,460.99
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Solution
The fourth proportional to 408,166.55, 612,255.93 and 155,460.99 is: 233,193.81
Step by Step Solution
- Step 1: Write the proportion equation
408,166.55 : 612,255.93 = 155,460.99 : x - Step 2: Convert to fraction form
408,166.55/612,255.93 = 155,460.99/x - Step 3: Cross multiply
408,166.55x = 612,255.93 × 155,460.99 - Step 4: Simplify right side
408,166.55x = 95,181,913,011.17 - Step 5: Solve for x
x = 95,181,913,011.17/408,166.55 - Step 6: Final answer
x = 233,193.81
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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.