Finding the Fourth Proportional to 370,841.84, 511,756.80 and 201,072.32
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Solution
The fourth proportional to 370,841.84, 511,756.80 and 201,072.32 is: 277,477.12
Step by Step Solution
- Step 1: Write the proportion equation
370,841.84 : 511,756.80 = 201,072.32 : x - Step 2: Convert to fraction form
370,841.84/511,756.80 = 201,072.32/x - Step 3: Cross multiply
370,841.84x = 511,756.80 × 201,072.32 - Step 4: Simplify right side
370,841.84x = 102,900,127,051.78 - Step 5: Solve for x
x = 102,900,127,051.78/370,841.84 - Step 6: Final answer
x = 277,477.12
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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.