Finding the Fourth Proportional to 832,346.15, 1,247,769.77 and 299,492.44
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Solution
The fourth proportional to 832,346.15, 1,247,769.77 and 299,492.44 is: 448,968.99
Step by Step Solution
- Step 1: Write the proportion equation
832,346.15 : 1,247,769.77 = 299,492.44 : x - Step 2: Convert to fraction form
832,346.15/1,247,769.77 = 299,492.44/x - Step 3: Cross multiply
832,346.15x = 1,247,769.77 × 299,492.44 - Step 4: Simplify right side
832,346.15x = 373,697,608,358.65 - Step 5: Solve for x
x = 373,697,608,358.65/832,346.15 - Step 6: Final answer
x = 448,968.99
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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.