Finding the Fourth Proportional to 369,202.84, 553,804.20 and 88,720.09
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Solution
The fourth proportional to 369,202.84, 553,804.20 and 88,720.09 is: 133,080.12
Step by Step Solution
- Step 1: Write the proportion equation
369,202.84 : 553,804.20 = 88,720.09 : x - Step 2: Convert to fraction form
369,202.84/553,804.20 = 88,720.09/x - Step 3: Cross multiply
369,202.84x = 553,804.20 × 88,720.09 - Step 4: Simplify right side
369,202.84x = 49,133,558,466.38 - Step 5: Solve for x
x = 49,133,558,466.38/369,202.84 - Step 6: Final answer
x = 133,080.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.