Finding the Fourth Proportional to 440,731.24, 660,921.50 and 160,095.08
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Solution
The fourth proportional to 440,731.24, 660,921.50 and 160,095.08 is: 240,078.92
Step by Step Solution
- Step 1: Write the proportion equation
440,731.24 : 660,921.50 = 160,095.08 : x - Step 2: Convert to fraction form
440,731.24/660,921.50 = 160,095.08/x - Step 3: Cross multiply
440,731.24x = 660,921.50 × 160,095.08 - Step 4: Simplify right side
440,731.24x = 105,810,280,416.22 - Step 5: Solve for x
x = 105,810,280,416.22/440,731.24 - Step 6: Final answer
x = 240,078.92
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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.