Finding the Fourth Proportional to 579,823.02, 800,243.24 and 353,599.74
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Solution
The fourth proportional to 579,823.02, 800,243.24 and 353,599.74 is: 488,020.99
Step by Step Solution
- Step 1: Write the proportion equation
579,823.02 : 800,243.24 = 353,599.74 : x - Step 2: Convert to fraction form
579,823.02/800,243.24 = 353,599.74/x - Step 3: Cross multiply
579,823.02x = 800,243.24 × 353,599.74 - Step 4: Simplify right side
579,823.02x = 282,965,801,600.76 - Step 5: Solve for x
x = 282,965,801,600.76/579,823.02 - Step 6: Final answer
x = 488,020.99
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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.