Finding the Fourth Proportional to 232,612.20, 349,246.35 and 144,038.70
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Solution
The fourth proportional to 232,612.20, 349,246.35 and 144,038.70 is: 216,261.19
Step by Step Solution
- Step 1: Write the proportion equation
232,612.20 : 349,246.35 = 144,038.70 : x - Step 2: Convert to fraction form
232,612.20/349,246.35 = 144,038.70/x - Step 3: Cross multiply
232,612.20x = 349,246.35 × 144,038.70 - Step 4: Simplify right side
232,612.20x = 50,304,990,233.75 - Step 5: Solve for x
x = 50,304,990,233.75/232,612.20 - Step 6: Final answer
x = 216,261.19
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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.