Finding the Fourth Proportional to 816,106.30, 1,224,159.46 and 808,233.10
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Solution
The fourth proportional to 816,106.30, 1,224,159.46 and 808,233.10 is: 1,212,349.66
Step by Step Solution
- Step 1: Write the proportion equation
816,106.30 : 1,224,159.46 = 808,233.10 : x - Step 2: Convert to fraction form
816,106.30/1,224,159.46 = 808,233.10/x - Step 3: Cross multiply
816,106.30x = 1,224,159.46 × 808,233.10 - Step 4: Simplify right side
816,106.30x = 989,406,195,250.13 - Step 5: Solve for x
x = 989,406,195,250.13/816,106.30 - Step 6: Final answer
x = 1,212,349.66
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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.