Finding the Fourth Proportional to 567,794.70, 783,574.19 and 326,125.75
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Solution
The fourth proportional to 567,794.70, 783,574.19 and 326,125.75 is: 450,063.59
Step by Step Solution
- Step 1: Write the proportion equation
567,794.70 : 783,574.19 = 326,125.75 : x - Step 2: Convert to fraction form
567,794.70/783,574.19 = 326,125.75/x - Step 3: Cross multiply
567,794.70x = 783,574.19 × 326,125.75 - Step 4: Simplify right side
567,794.70x = 255,543,720,394.39 - Step 5: Solve for x
x = 255,543,720,394.39/567,794.70 - Step 6: Final answer
x = 450,063.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.