Finding the Fourth Proportional to 669,650.14, 923,582.49 and 440,442.73
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Solution
The fourth proportional to 669,650.14, 923,582.49 and 440,442.73 is: 607,459.28
Step by Step Solution
- Step 1: Write the proportion equation
669,650.14 : 923,582.49 = 440,442.73 : x - Step 2: Convert to fraction form
669,650.14/923,582.49 = 440,442.73/x - Step 3: Cross multiply
669,650.14x = 923,582.49 × 440,442.73 - Step 4: Simplify right side
669,650.14x = 406,785,193,275.80 - Step 5: Solve for x
x = 406,785,193,275.80/669,650.14 - Step 6: Final answer
x = 607,459.28
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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.