Finding the Fourth Proportional to 315,569.22, 473,458.91 and 102,344.09
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Solution
The fourth proportional to 315,569.22, 473,458.91 and 102,344.09 is: 153,550.20
Step by Step Solution
- Step 1: Write the proportion equation
315,569.22 : 473,458.91 = 102,344.09 : x - Step 2: Convert to fraction form
315,569.22/473,458.91 = 102,344.09/x - Step 3: Cross multiply
315,569.22x = 473,458.91 × 102,344.09 - Step 4: Simplify right side
315,569.22x = 48,455,718,417.33 - Step 5: Solve for x
x = 48,455,718,417.33/315,569.22 - Step 6: Final answer
x = 153,550.20
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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.