Finding the Fourth Proportional to 704,853.18, 1,057,270.60 and 172,378.82
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Solution
The fourth proportional to 704,853.18, 1,057,270.60 and 172,378.82 is: 258,565.99
Step by Step Solution
- Step 1: Write the proportion equation
704,853.18 : 1,057,270.60 = 172,378.82 : x - Step 2: Convert to fraction form
704,853.18/1,057,270.60 = 172,378.82/x - Step 3: Cross multiply
704,853.18x = 1,057,270.60 × 172,378.82 - Step 4: Simplify right side
704,853.18x = 182,251,058,448.69 - Step 5: Solve for x
x = 182,251,058,448.69/704,853.18 - Step 6: Final answer
x = 258,565.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.