Finding the Fourth Proportional to 434,412.16, 651,726.75 and 306,577.96
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Solution
The fourth proportional to 434,412.16, 651,726.75 and 306,577.96 is: 459,943.52
Step by Step Solution
- Step 1: Write the proportion equation
434,412.16 : 651,726.75 = 306,577.96 : x - Step 2: Convert to fraction form
434,412.16/651,726.75 = 306,577.96/x - Step 3: Cross multiply
434,412.16x = 651,726.75 × 306,577.96 - Step 4: Simplify right side
434,412.16x = 199,805,057,492.43 - Step 5: Solve for x
x = 199,805,057,492.43/434,412.16 - Step 6: Final answer
x = 459,943.52
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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.