Finding the Fourth Proportional to 332,959.86, 499,513.75 and 155,369.99
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Solution
The fourth proportional to 332,959.86, 499,513.75 and 155,369.99 is: 233,089.50
Step by Step Solution
- Step 1: Write the proportion equation
332,959.86 : 499,513.75 = 155,369.99 : x - Step 2: Convert to fraction form
332,959.86/499,513.75 = 155,369.99/x - Step 3: Cross multiply
332,959.86x = 499,513.75 × 155,369.99 - Step 4: Simplify right side
332,959.86x = 77,609,447,202.72 - Step 5: Solve for x
x = 77,609,447,202.72/332,959.86 - Step 6: Final answer
x = 233,089.50
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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.