Finding the Fourth Proportional to 750,906.99, 1,036,252.70 and 406,746.63
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Solution
The fourth proportional to 750,906.99, 1,036,252.70 and 406,746.63 is: 561,310.92
Step by Step Solution
- Step 1: Write the proportion equation
750,906.99 : 1,036,252.70 = 406,746.63 : x - Step 2: Convert to fraction form
750,906.99/1,036,252.70 = 406,746.63/x - Step 3: Cross multiply
750,906.99x = 1,036,252.70 × 406,746.63 - Step 4: Simplify right side
750,906.99x = 421,492,293,553.40 - Step 5: Solve for x
x = 421,492,293,553.40/750,906.99 - Step 6: Final answer
x = 561,310.92
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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.