Finding the Fourth Proportional to 370,547.97, 511,355.68 and 200,782.09
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Solution
The fourth proportional to 370,547.97, 511,355.68 and 200,782.09 is: 277,079.01
Step by Step Solution
- Step 1: Write the proportion equation
370,547.97 : 511,355.68 = 200,782.09 : x - Step 2: Convert to fraction form
370,547.97/511,355.68 = 200,782.09/x - Step 3: Cross multiply
370,547.97x = 511,355.68 × 200,782.09 - Step 4: Simplify right side
370,547.97x = 102,671,063,430.41 - Step 5: Solve for x
x = 102,671,063,430.41/370,547.97 - Step 6: Final answer
x = 277,079.01
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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.