Finding the Fourth Proportional to 370,554.06, 511,368.63 and 217,594.08
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Solution
The fourth proportional to 370,554.06, 511,368.63 and 217,594.08 is: 300,282.20
Step by Step Solution
- Step 1: Write the proportion equation
370,554.06 : 511,368.63 = 217,594.08 : x - Step 2: Convert to fraction form
370,554.06/511,368.63 = 217,594.08/x - Step 3: Cross multiply
370,554.06x = 511,368.63 × 217,594.08 - Step 4: Simplify right side
370,554.06x = 111,270,786,585.71 - Step 5: Solve for x
x = 111,270,786,585.71/370,554.06 - Step 6: Final answer
x = 300,282.20
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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.