Finding the Fourth Proportional to 353,161.84, 529,731.06 and 153,482.44
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Solution
The fourth proportional to 353,161.84, 529,731.06 and 153,482.44 is: 230,218.58
Step by Step Solution
- Step 1: Write the proportion equation
353,161.84 : 529,731.06 = 153,482.44 : x - Step 2: Convert to fraction form
353,161.84/529,731.06 = 153,482.44/x - Step 3: Cross multiply
353,161.84x = 529,731.06 × 153,482.44 - Step 4: Simplify right side
353,161.84x = 81,304,415,632.59 - Step 5: Solve for x
x = 81,304,415,632.59/353,161.84 - Step 6: Final answer
x = 230,218.58
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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.