Finding the Fourth Proportional to 705,908.08, 1,058,267.31 and 306,248.14
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Solution
The fourth proportional to 705,908.08, 1,058,267.31 and 306,248.14 is: 459,114.16
Step by Step Solution
- Step 1: Write the proportion equation
705,908.08 : 1,058,267.31 = 306,248.14 : x - Step 2: Convert to fraction form
705,908.08/1,058,267.31 = 306,248.14/x - Step 3: Cross multiply
705,908.08x = 1,058,267.31 × 306,248.14 - Step 4: Simplify right side
705,908.08x = 324,092,395,310.30 - Step 5: Solve for x
x = 324,092,395,310.30/705,908.08 - Step 6: Final answer
x = 459,114.16
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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.