Finding the Fourth Proportional to 391,482.04, 587,219.82 and 232,658.68
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Solution
The fourth proportional to 391,482.04, 587,219.82 and 232,658.68 is: 348,986.09
Step by Step Solution
- Step 1: Write the proportion equation
391,482.04 : 587,219.82 = 232,658.68 : x - Step 2: Convert to fraction form
391,482.04/587,219.82 = 232,658.68/x - Step 3: Cross multiply
391,482.04x = 587,219.82 × 232,658.68 - Step 4: Simplify right side
391,482.04x = 136,621,788,191.04 - Step 5: Solve for x
x = 136,621,788,191.04/391,482.04 - Step 6: Final answer
x = 348,986.09
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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.