Finding the Fourth Proportional to 585,649.36, 808,282.80 and 370,809.36
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Solution
The fourth proportional to 585,649.36, 808,282.80 and 370,809.36 is: 511,771.80
Step by Step Solution
- Step 1: Write the proportion equation
585,649.36 : 808,282.80 = 370,809.36 : x - Step 2: Convert to fraction form
585,649.36/808,282.80 = 370,809.36/x - Step 3: Cross multiply
585,649.36x = 808,282.80 × 370,809.36 - Step 4: Simplify right side
585,649.36x = 299,718,827,767.01 - Step 5: Solve for x
x = 299,718,827,767.01/585,649.36 - Step 6: Final answer
x = 511,771.80
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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.