Finding the Fourth Proportional to 409,444.47, 613,751.18 and 156,660.08
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Solution
The fourth proportional to 409,444.47, 613,751.18 and 156,660.08 is: 234,831.12
Step by Step Solution
- Step 1: Write the proportion equation
409,444.47 : 613,751.18 = 156,660.08 : x - Step 2: Convert to fraction form
409,444.47/613,751.18 = 156,660.08/x - Step 3: Cross multiply
409,444.47x = 613,751.18 × 156,660.08 - Step 4: Simplify right side
409,444.47x = 96,150,305,106.84 - Step 5: Solve for x
x = 96,150,305,106.84/409,444.47 - Step 6: Final answer
x = 234,831.12
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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.