Finding the Fourth Proportional to 374,590.95, 561,769.29 and 125,214.63
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Solution
The fourth proportional to 374,590.95, 561,769.29 and 125,214.63 is: 187,782.79
Step by Step Solution
- Step 1: Write the proportion equation
374,590.95 : 561,769.29 = 125,214.63 : x - Step 2: Convert to fraction form
374,590.95/561,769.29 = 125,214.63/x - Step 3: Cross multiply
374,590.95x = 561,769.29 × 125,214.63 - Step 4: Simplify right side
374,590.95x = 70,341,733,792.71 - Step 5: Solve for x
x = 70,341,733,792.71/374,590.95 - Step 6: Final answer
x = 187,782.79
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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.