Finding the Fourth Proportional to 291,952.21, 402,894.36 and 171,069.43
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Solution
The fourth proportional to 291,952.21, 402,894.36 and 171,069.43 is: 236,076.00
Step by Step Solution
- Step 1: Write the proportion equation
291,952.21 : 402,894.36 = 171,069.43 : x - Step 2: Convert to fraction form
291,952.21/402,894.36 = 171,069.43/x - Step 3: Cross multiply
291,952.21x = 402,894.36 × 171,069.43 - Step 4: Simplify right side
291,952.21x = 68,922,908,515.41 - Step 5: Solve for x
x = 68,922,908,515.41/291,952.21 - Step 6: Final answer
x = 236,076.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.