Finding the Fourth Proportional to 440,407.32, 607,804.76 and 246,847.91
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Solution
The fourth proportional to 440,407.32, 607,804.76 and 246,847.91 is: 340,674.02
Step by Step Solution
- Step 1: Write the proportion equation
440,407.32 : 607,804.76 = 246,847.91 : x - Step 2: Convert to fraction form
440,407.32/607,804.76 = 246,847.91/x - Step 3: Cross multiply
440,407.32x = 607,804.76 × 246,847.91 - Step 4: Simplify right side
440,407.32x = 150,035,331,655.03 - Step 5: Solve for x
x = 150,035,331,655.03/440,407.32 - Step 6: Final answer
x = 340,674.02
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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.