Finding the Fourth Proportional to 1,346,880.63, 2,020,271.74 and 400,226.75
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Solution
The fourth proportional to 1,346,880.63, 2,020,271.74 and 400,226.75 is: 600,325.49
Step by Step Solution
- Step 1: Write the proportion equation
1,346,880.63 : 2,020,271.74 = 400,226.75 : x - Step 2: Convert to fraction form
1,346,880.63/2,020,271.74 = 400,226.75/x - Step 3: Cross multiply
1,346,880.63x = 2,020,271.74 × 400,226.75 - Step 4: Simplify right side
1,346,880.63x = 808,566,780,514.55 - Step 5: Solve for x
x = 808,566,780,514.55/1,346,880.63 - Step 6: Final answer
x = 600,325.49
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1.5x scale
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.