Finding the Fourth Proportional to 440,743.16, 660,726.99 and 174,690.42
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Solution
The fourth proportional to 440,743.16, 660,726.99 and 174,690.42 is: 261,881.95
Step by Step Solution
- Step 1: Write the proportion equation
440,743.16 : 660,726.99 = 174,690.42 : x - Step 2: Convert to fraction form
440,743.16/660,726.99 = 174,690.42/x - Step 3: Cross multiply
440,743.16x = 660,726.99 × 174,690.42 - Step 4: Simplify right side
440,743.16x = 115,422,675,388.44 - Step 5: Solve for x
x = 115,422,675,388.44/440,743.16 - Step 6: Final answer
x = 261,881.95
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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.