Finding the Fourth Proportional to 249,748.70, 374,623.05 and 174,953.30
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Solution
The fourth proportional to 249,748.70, 374,623.05 and 174,953.30 is: 262,429.95
Step by Step Solution
- Step 1: Write the proportion equation
249,748.70 : 374,623.05 = 174,953.30 : x - Step 2: Convert to fraction form
249,748.70/374,623.05 = 174,953.30/x - Step 3: Cross multiply
249,748.70x = 374,623.05 × 174,953.30 - Step 4: Simplify right side
249,748.70x = 65,541,538,853.57 - Step 5: Solve for x
x = 65,541,538,853.57/249,748.70 - Step 6: Final answer
x = 262,429.95
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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.