Finding the Fourth Proportional to 343,737.87, 474,351.12 and 190,767.17
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Solution
The fourth proportional to 343,737.87, 474,351.12 and 190,767.17 is: 263,254.74
Step by Step Solution
- Step 1: Write the proportion equation
343,737.87 : 474,351.12 = 190,767.17 : x - Step 2: Convert to fraction form
343,737.87/474,351.12 = 190,767.17/x - Step 3: Cross multiply
343,737.87x = 474,351.12 × 190,767.17 - Step 4: Simplify right side
343,737.87x = 90,490,621,934.61 - Step 5: Solve for x
x = 90,490,621,934.61/343,737.87 - Step 6: Final answer
x = 263,254.74
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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.