Finding the Fourth Proportional to 832,460.30, 1,248,184.77 and 326,414.99
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Solution
The fourth proportional to 832,460.30, 1,248,184.77 and 326,414.99 is: 489,424.20
Step by Step Solution
- Step 1: Write the proportion equation
832,460.30 : 1,248,184.77 = 326,414.99 : x - Step 2: Convert to fraction form
832,460.30/1,248,184.77 = 326,414.99/x - Step 3: Cross multiply
832,460.30x = 1,248,184.77 × 326,414.99 - Step 4: Simplify right side
832,460.30x = 407,426,212,976.78 - Step 5: Solve for x
x = 407,426,212,976.78/832,460.30 - Step 6: Final answer
x = 489,424.20
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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.