Finding the Fourth Proportional to 579,824.68, 800,156.10 and 325,175.08
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Solution
The fourth proportional to 579,824.68, 800,156.10 and 325,175.08 is: 448,740.51
Step by Step Solution
- Step 1: Write the proportion equation
579,824.68 : 800,156.10 = 325,175.08 : x - Step 2: Convert to fraction form
579,824.68/800,156.10 = 325,175.08/x - Step 3: Cross multiply
579,824.68x = 800,156.10 × 325,175.08 - Step 4: Simplify right side
579,824.68x = 260,190,823,829.99 - Step 5: Solve for x
x = 260,190,823,829.99/579,824.68 - Step 6: Final answer
x = 448,740.51
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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.