Finding the Fourth Proportional to 804,572.30, 1,206,502.05 and 271,948.70
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Solution
The fourth proportional to 804,572.30, 1,206,502.05 and 271,948.70 is: 407,802.59
Step by Step Solution
- Step 1: Write the proportion equation
804,572.30 : 1,206,502.05 = 271,948.70 : x - Step 2: Convert to fraction form
804,572.30/1,206,502.05 = 271,948.70/x - Step 3: Cross multiply
804,572.30x = 1,206,502.05 × 271,948.70 - Step 4: Simplify right side
804,572.30x = 328,106,664,044.84 - Step 5: Solve for x
x = 328,106,664,044.84/804,572.30 - Step 6: Final answer
x = 407,802.59
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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.