Finding the Fourth Proportional to 885,512.71, 1,328,136.63 and 245,749
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Solution
The fourth proportional to 885,512.71, 1,328,136.63 and 245,749 is: 368,586.75
Step by Step Solution
- Step 1: Write the proportion equation
885,512.71 : 1,328,136.63 = 245,749 : x - Step 2: Convert to fraction form
885,512.71/1,328,136.63 = 245,749/x - Step 3: Cross multiply
885,512.71x = 1,328,136.63 × 245,749 - Step 4: Simplify right side
885,512.71x = 326,388,248,685.87 - Step 5: Solve for x
x = 326,388,248,685.87/885,512.71 - Step 6: Final answer
x = 368,586.75
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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.