Finding the Fourth Proportional to 357,192.36, 492,924.80 and 204,233.42
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Solution
The fourth proportional to 357,192.36, 492,924.80 and 204,233.42 is: 281,841.75
Step by Step Solution
- Step 1: Write the proportion equation
357,192.36 : 492,924.80 = 204,233.42 : x - Step 2: Convert to fraction form
357,192.36/492,924.80 = 204,233.42/x - Step 3: Cross multiply
357,192.36x = 492,924.80 × 204,233.42 - Step 4: Simplify right side
357,192.36x = 100,671,719,449.71 - Step 5: Solve for x
x = 100,671,719,449.71/357,192.36 - Step 6: Final answer
x = 281,841.75
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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.