Finding the Fourth Proportional to 374,938.18, 562,465.59 and 122,159.82
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Solution
The fourth proportional to 374,938.18, 562,465.59 and 122,159.82 is: 183,258.73
Step by Step Solution
- Step 1: Write the proportion equation
374,938.18 : 562,465.59 = 122,159.82 : x - Step 2: Convert to fraction form
374,938.18/562,465.59 = 122,159.82/x - Step 3: Cross multiply
374,938.18x = 562,465.59 × 122,159.82 - Step 4: Simplify right side
374,938.18x = 68,710,695,230.59 - Step 5: Solve for x
x = 68,710,695,230.59/374,938.18 - Step 6: Final answer
x = 183,258.73
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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.