Finding the Fourth Proportional to 646,797.24, 970,195.92 and 247,560.48
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Solution
The fourth proportional to 646,797.24, 970,195.92 and 247,560.48 is: 371,340.74
Step by Step Solution
- Step 1: Write the proportion equation
646,797.24 : 970,195.92 = 247,560.48 : x - Step 2: Convert to fraction form
646,797.24/970,195.92 = 247,560.48/x - Step 3: Cross multiply
646,797.24x = 970,195.92 × 247,560.48 - Step 4: Simplify right side
646,797.24x = 240,182,167,649.24 - Step 5: Solve for x
x = 240,182,167,649.24/646,797.24 - Step 6: Final answer
x = 371,340.74
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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.