Finding the Fourth Proportional to 522,276.18, 720,475.80 and 341,094.12
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Solution
The fourth proportional to 522,276.18, 720,475.80 and 341,094.12 is: 470,536.60
Step by Step Solution
- Step 1: Write the proportion equation
522,276.18 : 720,475.80 = 341,094.12 : x - Step 2: Convert to fraction form
522,276.18/720,475.80 = 341,094.12/x - Step 3: Cross multiply
522,276.18x = 720,475.80 × 341,094.12 - Step 4: Simplify right side
522,276.18x = 245,750,058,982.30 - Step 5: Solve for x
x = 245,750,058,982.30/522,276.18 - Step 6: Final answer
x = 470,536.60
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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.