Finding the Fourth Proportional to 746,410.08, 1,030,007.16 and 424,075.44
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Solution
The fourth proportional to 746,410.08, 1,030,007.16 and 424,075.44 is: 585,202.09
Step by Step Solution
- Step 1: Write the proportion equation
746,410.08 : 1,030,007.16 = 424,075.44 : x - Step 2: Convert to fraction form
746,410.08/1,030,007.16 = 424,075.44/x - Step 3: Cross multiply
746,410.08x = 1,030,007.16 × 424,075.44 - Step 4: Simplify right side
746,410.08x = 436,800,739,580.15 - Step 5: Solve for x
x = 436,800,739,580.15/746,410.08 - Step 6: Final answer
x = 585,202.09
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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.