Finding the Fourth Proportional to 351,292.14, 526,935.78 and 85,054.05
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Solution
The fourth proportional to 351,292.14, 526,935.78 and 85,054.05 is: 127,580.49
Step by Step Solution
- Step 1: Write the proportion equation
351,292.14 : 526,935.78 = 85,054.05 : x - Step 2: Convert to fraction form
351,292.14/526,935.78 = 85,054.05/x - Step 3: Cross multiply
351,292.14x = 526,935.78 × 85,054.05 - Step 4: Simplify right side
351,292.14x = 44,818,022,178.91 - Step 5: Solve for x
x = 44,818,022,178.91/351,292.14 - Step 6: Final answer
x = 127,580.49
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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.