Finding the Fourth Proportional to 357,029.71, 492,734.36 and 204,038.02
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Solution
The fourth proportional to 357,029.71, 492,734.36 and 204,038.02 is: 281,591.53
Step by Step Solution
- Step 1: Write the proportion equation
357,029.71 : 492,734.36 = 204,038.02 : x - Step 2: Convert to fraction form
357,029.71/492,734.36 = 204,038.02/x - Step 3: Cross multiply
357,029.71x = 492,734.36 × 204,038.02 - Step 4: Simplify right side
357,029.71x = 100,536,542,940.57 - Step 5: Solve for x
x = 100,536,542,940.57/357,029.71 - Step 6: Final answer
x = 281,591.53
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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.