Finding the Fourth Proportional to 410,106.60, 565,107.30 and 302,506.20
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Solution
The fourth proportional to 410,106.60, 565,107.30 and 302,506.20 is: 416,839.09
Step by Step Solution
- Step 1: Write the proportion equation
410,106.60 : 565,107.30 = 302,506.20 : x - Step 2: Convert to fraction form
410,106.60/565,107.30 = 302,506.20/x - Step 3: Cross multiply
410,106.60x = 565,107.30 × 302,506.20 - Step 4: Simplify right side
410,106.60x = 170,948,461,915.26 - Step 5: Solve for x
x = 170,948,461,915.26/410,106.60 - Step 6: Final answer
x = 416,839.09
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1.5x scale
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.