Finding the Fourth Proportional to 772,473.26, 1,158,488.43 and 232,781.79
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Solution
The fourth proportional to 772,473.26, 1,158,488.43 and 232,781.79 is: 349,105.95
Step by Step Solution
- Step 1: Write the proportion equation
772,473.26 : 1,158,488.43 = 232,781.79 : x - Step 2: Convert to fraction form
772,473.26/1,158,488.43 = 232,781.79/x - Step 3: Cross multiply
772,473.26x = 1,158,488.43 × 232,781.79 - Step 4: Simplify right side
772,473.26x = 269,675,010,429.69 - Step 5: Solve for x
x = 269,675,010,429.69/772,473.26 - Step 6: Final answer
x = 349,105.95
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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.