Finding the Fourth Proportional to 844,206.80, 1,165,116.36 and 481,547.60
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Solution
The fourth proportional to 844,206.80, 1,165,116.36 and 481,547.60 is: 664,598.99
Step by Step Solution
- Step 1: Write the proportion equation
844,206.80 : 1,165,116.36 = 481,547.60 : x - Step 2: Convert to fraction form
844,206.80/1,165,116.36 = 481,547.60/x - Step 3: Cross multiply
844,206.80x = 1,165,116.36 × 481,547.60 - Step 4: Simplify right side
844,206.80x = 561,058,986,878.74 - Step 5: Solve for x
x = 561,058,986,878.74/844,206.80 - Step 6: Final answer
x = 664,598.99
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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.