Finding the Fourth Proportional to 752,302.98, 1,128,425.31 and 191,352.06
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Solution
The fourth proportional to 752,302.98, 1,128,425.31 and 191,352.06 is: 287,020.67
Step by Step Solution
- Step 1: Write the proportion equation
752,302.98 : 1,128,425.31 = 191,352.06 : x - Step 2: Convert to fraction form
752,302.98/1,128,425.31 = 191,352.06/x - Step 3: Cross multiply
752,302.98x = 1,128,425.31 × 191,352.06 - Step 4: Simplify right side
752,302.98x = 215,926,507,624.64 - Step 5: Solve for x
x = 215,926,507,624.64/752,302.98 - Step 6: Final answer
x = 287,020.67
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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.