Finding the Fourth Proportional to 754,492.37, 1,131,850.82 and 249,106.74
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Solution
The fourth proportional to 754,492.37, 1,131,850.82 and 249,106.74 is: 373,697.18
Step by Step Solution
- Step 1: Write the proportion equation
754,492.37 : 1,131,850.82 = 249,106.74 : x - Step 2: Convert to fraction form
754,492.37/1,131,850.82 = 249,106.74/x - Step 3: Cross multiply
754,492.37x = 1,131,850.82 × 249,106.74 - Step 4: Simplify right side
754,492.37x = 281,951,669,280.29 - Step 5: Solve for x
x = 281,951,669,280.29/754,492.37 - Step 6: Final answer
x = 373,697.18
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1.5x scale
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.