Finding the Fourth Proportional to 508,567.86, 701,825.04 and 279,126.99
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Solution
The fourth proportional to 508,567.86, 701,825.04 and 279,126.99 is: 385,196.01
Step by Step Solution
- Step 1: Write the proportion equation
508,567.86 : 701,825.04 = 279,126.99 : x - Step 2: Convert to fraction form
508,567.86/701,825.04 = 279,126.99/x - Step 3: Cross multiply
508,567.86x = 701,825.04 × 279,126.99 - Step 4: Simplify right side
508,567.86x = 195,898,310,921.83 - Step 5: Solve for x
x = 195,898,310,921.83/508,567.86 - Step 6: Final answer
x = 385,196.01
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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.