Finding the Fourth Proportional to 409,808.24, 614,656.99 and 110,306.80
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Solution
The fourth proportional to 409,808.24, 614,656.99 and 110,306.80 is: 165,445.29
Step by Step Solution
- Step 1: Write the proportion equation
409,808.24 : 614,656.99 = 110,306.80 : x - Step 2: Convert to fraction form
409,808.24/614,656.99 = 110,306.80/x - Step 3: Cross multiply
409,808.24x = 614,656.99 × 110,306.80 - Step 4: Simplify right side
409,808.24x = 67,800,843,113.29 - Step 5: Solve for x
x = 67,800,843,113.29/409,808.24 - Step 6: Final answer
x = 165,445.29
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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.