Finding the Fourth Proportional to 409,750.24, 614,618.04 and 156,962.20
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Solution
The fourth proportional to 409,750.24, 614,618.04 and 156,962.20 is: 235,440.50
Step by Step Solution
- Step 1: Write the proportion equation
409,750.24 : 614,618.04 = 156,962.20 : x - Step 2: Convert to fraction form
409,750.24/614,618.04 = 156,962.20/x - Step 3: Cross multiply
409,750.24x = 614,618.04 × 156,962.20 - Step 4: Simplify right side
409,750.24x = 96,471,799,718.09 - Step 5: Solve for x
x = 96,471,799,718.09/409,750.24 - Step 6: Final answer
x = 235,440.50
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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.