Finding the Fourth Proportional to 705,517.13, 1,058,406.93 and 232,235.75
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Solution
The fourth proportional to 705,517.13, 1,058,406.93 and 232,235.75 is: 348,396.82
Step by Step Solution
- Step 1: Write the proportion equation
705,517.13 : 1,058,406.93 = 232,235.75 : x - Step 2: Convert to fraction form
705,517.13/1,058,406.93 = 232,235.75/x - Step 3: Cross multiply
705,517.13x = 1,058,406.93 × 232,235.75 - Step 4: Simplify right side
705,517.13x = 245,799,921,901.71 - Step 5: Solve for x
x = 245,799,921,901.71/705,517.13 - Step 6: Final answer
x = 348,396.82
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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.