Finding the Fourth Proportional to 575,899.68, 863,791.17 and 155,218.08
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Solution
The fourth proportional to 575,899.68, 863,791.17 and 155,218.08 is: 232,811.39
Step by Step Solution
- Step 1: Write the proportion equation
575,899.68 : 863,791.17 = 155,218.08 : x - Step 2: Convert to fraction form
575,899.68/863,791.17 = 155,218.08/x - Step 3: Cross multiply
575,899.68x = 863,791.17 × 155,218.08 - Step 4: Simplify right side
575,899.68x = 134,076,006,928.35 - Step 5: Solve for x
x = 134,076,006,928.35/575,899.68 - Step 6: Final answer
x = 232,811.39
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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.