Finding the Fourth Proportional to 374,930.14, 562,394.80 and 122,210.54
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Solution
The fourth proportional to 374,930.14, 562,394.80 and 122,210.54 is: 183,315.68
Step by Step Solution
- Step 1: Write the proportion equation
374,930.14 : 562,394.80 = 122,210.54 : x - Step 2: Convert to fraction form
374,930.14/562,394.80 = 122,210.54/x - Step 3: Cross multiply
374,930.14x = 562,394.80 × 122,210.54 - Step 4: Simplify right side
374,930.14x = 68,730,573,759.94 - Step 5: Solve for x
x = 68,730,573,759.94/374,930.14 - Step 6: Final answer
x = 183,315.68
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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.