Finding the Fourth Proportional to 873,492.93, 1,205,447.06 and 475,698.13
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Solution
The fourth proportional to 873,492.93, 1,205,447.06 and 475,698.13 is: 656,478.03
Step by Step Solution
- Step 1: Write the proportion equation
873,492.93 : 1,205,447.06 = 475,698.13 : x - Step 2: Convert to fraction form
873,492.93/1,205,447.06 = 475,698.13/x - Step 3: Cross multiply
873,492.93x = 1,205,447.06 × 475,698.13 - Step 4: Simplify right side
873,492.93x = 573,428,912,126.79 - Step 5: Solve for x
x = 573,428,912,126.79/873,492.93 - Step 6: Final answer
x = 656,478.03
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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.