Finding the Fourth Proportional to 322,225.74, 444,612.90 and 186,209.84
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Solution
The fourth proportional to 322,225.74, 444,612.90 and 186,209.84 is: 256,935.70
Step by Step Solution
- Step 1: Write the proportion equation
322,225.74 : 444,612.90 = 186,209.84 : x - Step 2: Convert to fraction form
322,225.74/444,612.90 = 186,209.84/x - Step 3: Cross multiply
322,225.74x = 444,612.90 × 186,209.84 - Step 4: Simplify right side
322,225.74x = 82,791,296,970.94 - Step 5: Solve for x
x = 82,791,296,970.94/322,225.74 - Step 6: Final answer
x = 256,935.70
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1.5x scale
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.