Finding the Fourth Proportional to 705,893.68, 1,058,971.74 and 232,612.30
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Solution
The fourth proportional to 705,893.68, 1,058,971.74 and 232,612.30 is: 348,961.69
Step by Step Solution
- Step 1: Write the proportion equation
705,893.68 : 1,058,971.74 = 232,612.30 : x - Step 2: Convert to fraction form
705,893.68/1,058,971.74 = 232,612.30/x - Step 3: Cross multiply
705,893.68x = 1,058,971.74 × 232,612.30 - Step 4: Simplify right side
705,893.68x = 246,329,852,076.40 - Step 5: Solve for x
x = 246,329,852,076.40/705,893.68 - Step 6: Final answer
x = 348,961.69
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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.