Finding the Fourth Proportional to 1,630,892.70, 2,446,326.90 and 493,652.70
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Solution
The fourth proportional to 1,630,892.70, 2,446,326.90 and 493,652.70 is: 740,475.37
Step by Step Solution
- Step 1: Write the proportion equation
1,630,892.70 : 2,446,326.90 = 493,652.70 : x - Step 2: Convert to fraction form
1,630,892.70/2,446,326.90 = 493,652.70/x - Step 3: Cross multiply
1,630,892.70x = 2,446,326.90 × 493,652.70 - Step 4: Simplify right side
1,630,892.70x = 1,207,635,879,267.63 - Step 5: Solve for x
x = 1,207,635,879,267.63/1,630,892.70 - Step 6: Final answer
x = 740,475.37
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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.