Finding the Fourth Proportional to 440,337.36, 607,665.48 and 249,350.68
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Solution
The fourth proportional to 440,337.36, 607,665.48 and 249,350.68 is: 344,103.89
Step by Step Solution
- Step 1: Write the proportion equation
440,337.36 : 607,665.48 = 249,350.68 : x - Step 2: Convert to fraction form
440,337.36/607,665.48 = 249,350.68/x - Step 3: Cross multiply
440,337.36x = 607,665.48 × 249,350.68 - Step 4: Simplify right side
440,337.36x = 151,521,800,650.53 - Step 5: Solve for x
x = 151,521,800,650.53/440,337.36 - Step 6: Final answer
x = 344,103.89
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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.