Finding the Fourth Proportional to 651,860.25, 899,569.11 and 361,492.26
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Solution
The fourth proportional to 651,860.25, 899,569.11 and 361,492.26 is: 498,860.41
Step by Step Solution
- Step 1: Write the proportion equation
651,860.25 : 899,569.11 = 361,492.26 : x - Step 2: Convert to fraction form
651,860.25/899,569.11 = 361,492.26/x - Step 3: Cross multiply
651,860.25x = 899,569.11 × 361,492.26 - Step 4: Simplify right side
651,860.25x = 325,187,270,600.09 - Step 5: Solve for x
x = 325,187,270,600.09/651,860.25 - Step 6: Final answer
x = 498,860.41
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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.