Finding the Fourth Proportional to 1,246,207.08, 1,869,309.95 and 299,577.50
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Solution
The fourth proportional to 1,246,207.08, 1,869,309.95 and 299,577.50 is: 449,366.08
Step by Step Solution
- Step 1: Write the proportion equation
1,246,207.08 : 1,869,309.95 = 299,577.50 : x - Step 2: Convert to fraction form
1,246,207.08/1,869,309.95 = 299,577.50/x - Step 3: Cross multiply
1,246,207.08x = 1,869,309.95 × 299,577.50 - Step 4: Simplify right side
1,246,207.08x = 560,003,190,701.69 - Step 5: Solve for x
x = 560,003,190,701.69/1,246,207.08 - Step 6: Final answer
x = 449,366.08
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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.